diff --git a/src/dependency_injector/_cwiring.c b/src/dependency_injector/_cwiring.c
index 165f2735..b1e425c2 100644
--- a/src/dependency_injector/_cwiring.c
+++ b/src/dependency_injector/_cwiring.c
@@ -1657,14 +1657,14 @@ struct __pyx_obj_19dependency_injector_9providers_SingletonFullResetContext {
 /* "dependency_injector/_cwiring.pyx":15
  * 
  * 
- * def _get_sync_patched(fn):             # <<<<<<<<<<<<<<
+ * def _get_sync_patched(fn, patched: PatchedCallable):             # <<<<<<<<<<<<<<
  *     @functools.wraps(fn)
  *     def _patched(*args, **kwargs):
  */
 struct __pyx_obj_19dependency_injector_8_cwiring___pyx_scope_struct___get_sync_patched {
   PyObject_HEAD
-  PyObject *__pyx_v__patched;
   PyObject *__pyx_v_fn;
+  PyObject *__pyx_v_patched;
 };
 
 
@@ -2424,6 +2424,18 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject
 /* GetBuiltinName.proto */
 static PyObject *__Pyx_GetBuiltinName(PyObject *name);
 
+/* RaiseArgTupleInvalid.proto */
+static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
+    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);
+
+/* RaiseDoubleKeywords.proto */
+static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);
+
+/* ParseKeywords.proto */
+static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
+    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
+    const char* function_name);
+
 /* KeywordStringCheck.proto */
 static int __Pyx_CheckKeywordStrings(PyObject *kwdict, const char* function_name, int kw_allowed);
 
@@ -2635,18 +2647,6 @@ static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml,
                                       PyObject *module, PyObject *globals,
                                       PyObject* code);
 
-/* RaiseArgTupleInvalid.proto */
-static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
-    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);
-
-/* RaiseDoubleKeywords.proto */
-static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);
-
-/* ParseKeywords.proto */
-static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
-    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
-    const char* function_name);
-
 /* ArgTypeTest.proto */
 #define __Pyx_ArgTypeTest(obj, type, none_allowed, name, exact)\
     ((likely((Py_TYPE(obj) == type) | (none_allowed && (obj == Py_None)))) ? 1 :\
@@ -3203,12 +3203,12 @@ static const char __pyx_k_result[] = "result";
 static const char __pyx_k_wiring[] = "wiring";
 static const char __pyx_k_arg_key[] = "arg_key";
 static const char __pyx_k_asyncio[] = "asyncio";
-static const char __pyx_k_closing[] = "__closing__";
+static const char __pyx_k_closing[] = "closing";
 static const char __pyx_k_genexpr[] = "genexpr";
 static const char __pyx_k_gi_code[] = "gi_code";
 static const char __pyx_k_inspect[] = "inspect";
 static const char __pyx_k_partial[] = "partial";
-static const char __pyx_k_patched[] = "_patched";
+static const char __pyx_k_patched[] = "patched";
 static const char __pyx_k_provide[] = "provide";
 static const char __pyx_k_Resource[] = "Resource";
 static const char __pyx_k_closings[] = "closings";
@@ -3218,16 +3218,16 @@ static const char __pyx_k_shutdown[] = "shutdown";
 static const char __pyx_k_Awaitable[] = "Awaitable";
 static const char __pyx_k_functools[] = "functools";
 static const char __pyx_k_injection[] = "injection";
+static const char __pyx_k_patched_2[] = "_patched";
 static const char __pyx_k_providers[] = "providers";
 static const char __pyx_k_to_inject[] = "to_inject";
-static const char __pyx_k_injections[] = "__injections__";
+static const char __pyx_k_injections[] = "injections";
 static const char __pyx_k_pyx_vtable[] = "__pyx_vtable__";
 static const char __pyx_k_set_result[] = "set_result";
 static const char __pyx_k_ImportError[] = "ImportError";
 static const char __pyx_k_cfunc_to_py[] = "cfunc.to_py";
 static const char __pyx_k_collections[] = "collections";
 static const char __pyx_k_async_inject[] = "_async_inject";
-static const char __pyx_k_injections_2[] = "injections";
 static const char __pyx_k_stringsource[] = "stringsource";
 static const char __pyx_k_CoroutineType[] = "CoroutineType";
 static const char __pyx_k_GeneratorType[] = "GeneratorType";
@@ -3236,6 +3236,7 @@ static const char __pyx_k_ensure_future[] = "ensure_future";
 static const char __pyx_k_future_result[] = "future_result";
 static const char __pyx_k_set_exception[] = "set_exception";
 static const char __pyx_k_to_close_await[] = "to_close_await";
+static const char __pyx_k_PatchedCallable[] = "PatchedCallable";
 static const char __pyx_k_async_to_inject[] = "async_to_inject";
 static const char __pyx_k_collections_abc[] = "collections.abc";
 static const char __pyx_k_to_inject_await[] = "to_inject_await";
@@ -3262,6 +3263,7 @@ static PyObject *__pyx_n_s_Future;
 static PyObject *__pyx_n_s_GeneratorType;
 static PyObject *__pyx_n_s_ImportError;
 static PyObject *__pyx_n_s_Marker;
+static PyObject *__pyx_n_s_PatchedCallable;
 static PyObject *__pyx_n_s_Pyx_CFunc_object____object;
 static PyObject *__pyx_n_s_Pyx_CFunc_void____object____ob;
 static PyObject *__pyx_n_s_Pyx_CFunc_void____object____ob_2;
@@ -3308,7 +3310,6 @@ static PyObject *__pyx_n_s_import;
 static PyObject *__pyx_n_s_index;
 static PyObject *__pyx_n_s_injection;
 static PyObject *__pyx_n_s_injections;
-static PyObject *__pyx_n_s_injections_2;
 static PyObject *__pyx_n_s_inspect;
 static PyObject *__pyx_n_s_items;
 static PyObject *__pyx_n_s_kwargs;
@@ -3316,6 +3317,7 @@ static PyObject *__pyx_n_s_main;
 static PyObject *__pyx_n_s_name;
 static PyObject *__pyx_n_s_partial;
 static PyObject *__pyx_n_s_patched;
+static PyObject *__pyx_n_s_patched_2;
 static PyObject *__pyx_n_s_provide;
 static PyObject *__pyx_n_s_provider;
 static PyObject *__pyx_n_s_providers;
@@ -3339,7 +3341,7 @@ static PyObject *__pyx_n_s_wrap;
 static PyObject *__pyx_n_s_wraps;
 static PyObject *__pyx_n_s_zip;
 static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__patched(PyObject *__pyx_self, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs); /* proto */
-static PyObject *__pyx_pf_19dependency_injector_8_cwiring__get_sync_patched(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_fn); /* proto */
+static PyObject *__pyx_pf_19dependency_injector_8_cwiring__get_sync_patched(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_fn, PyObject *__pyx_v_patched); /* proto */
 static PyObject *__pyx_pf_19dependency_injector_8_cwiring_13_async_inject_genexpr(PyObject *__pyx_self); /* proto */
 static PyObject *__pyx_pf_19dependency_injector_8_cwiring_2_async_inject(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_fn, PyObject *__pyx_v_args, PyObject *__pyx_v_kwargs, PyObject *__pyx_v_injections, PyObject *__pyx_v_closings); /* proto */
 static PyObject *__pyx_pf_11cfunc_dot_to_py_64__Pyx_CFunc_void____object____object____object____object___to_py_wrap(PyObject *__pyx_self, PyObject *__pyx_v_future_result, PyObject *__pyx_v_args, PyObject *__pyx_v_future_args_kwargs, PyObject *__pyx_v_future); /* proto */
@@ -3374,19 +3376,70 @@ static PyObject *__pyx_codeobj__15;
 /* "dependency_injector/_cwiring.pyx":15
  * 
  * 
- * def _get_sync_patched(fn):             # <<<<<<<<<<<<<<
+ * def _get_sync_patched(fn, patched: PatchedCallable):             # <<<<<<<<<<<<<<
  *     @functools.wraps(fn)
  *     def _patched(*args, **kwargs):
  */
 
 /* Python wrapper */
-static PyObject *__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched(PyObject *__pyx_self, PyObject *__pyx_v_fn); /*proto*/
-static PyMethodDef __pyx_mdef_19dependency_injector_8_cwiring_1_get_sync_patched = {"_get_sync_patched", (PyCFunction)__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched, METH_O, 0};
-static PyObject *__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched(PyObject *__pyx_self, PyObject *__pyx_v_fn) {
+static PyObject *__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static PyMethodDef __pyx_mdef_19dependency_injector_8_cwiring_1_get_sync_patched = {"_get_sync_patched", (PyCFunction)(void*)(PyCFunctionWithKeywords)__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched, METH_VARARGS|METH_KEYWORDS, 0};
+static PyObject *__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+  PyObject *__pyx_v_fn = 0;
+  PyObject *__pyx_v_patched = 0;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
   PyObject *__pyx_r = 0;
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("_get_sync_patched (wrapper)", 0);
-  __pyx_r = __pyx_pf_19dependency_injector_8_cwiring__get_sync_patched(__pyx_self, ((PyObject *)__pyx_v_fn));
+  {
+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_fn,&__pyx_n_s_patched,0};
+    PyObject* values[2] = {0,0};
+    if (unlikely(__pyx_kwds)) {
+      Py_ssize_t kw_args;
+      const Py_ssize_t pos_args = PyTuple_GET_SIZE(__pyx_args);
+      switch (pos_args) {
+        case  2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
+        CYTHON_FALLTHROUGH;
+        case  1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
+        CYTHON_FALLTHROUGH;
+        case  0: break;
+        default: goto __pyx_L5_argtuple_error;
+      }
+      kw_args = PyDict_Size(__pyx_kwds);
+      switch (pos_args) {
+        case  0:
+        if (likely((values[0] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_fn)) != 0)) kw_args--;
+        else goto __pyx_L5_argtuple_error;
+        CYTHON_FALLTHROUGH;
+        case  1:
+        if (likely((values[1] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_patched)) != 0)) kw_args--;
+        else {
+          __Pyx_RaiseArgtupleInvalid("_get_sync_patched", 1, 2, 2, 1); __PYX_ERR(0, 15, __pyx_L3_error)
+        }
+      }
+      if (unlikely(kw_args > 0)) {
+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "_get_sync_patched") < 0)) __PYX_ERR(0, 15, __pyx_L3_error)
+      }
+    } else if (PyTuple_GET_SIZE(__pyx_args) != 2) {
+      goto __pyx_L5_argtuple_error;
+    } else {
+      values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
+      values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
+    }
+    __pyx_v_fn = values[0];
+    __pyx_v_patched = values[1];
+  }
+  goto __pyx_L4_argument_unpacking_done;
+  __pyx_L5_argtuple_error:;
+  __Pyx_RaiseArgtupleInvalid("_get_sync_patched", 1, 2, 2, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 15, __pyx_L3_error)
+  __pyx_L3_error:;
+  __Pyx_AddTraceback("dependency_injector._cwiring._get_sync_patched", __pyx_clineno, __pyx_lineno, __pyx_filename);
+  __Pyx_RefNannyFinishContext();
+  return NULL;
+  __pyx_L4_argument_unpacking_done:;
+  __pyx_r = __pyx_pf_19dependency_injector_8_cwiring__get_sync_patched(__pyx_self, __pyx_v_fn, __pyx_v_patched);
 
   /* function exit code */
   __Pyx_RefNannyFinishContext();
@@ -3394,7 +3447,7 @@ static PyObject *__pyx_pw_19dependency_injector_8_cwiring_1_get_sync_patched(PyO
 }
 
 /* "dependency_injector/_cwiring.pyx":17
- * def _get_sync_patched(fn):
+ * def _get_sync_patched(fn, patched: PatchedCallable):
  *     @functools.wraps(fn)
  *     def _patched(*args, **kwargs):             # <<<<<<<<<<<<<<
  *         cdef object result
@@ -3455,7 +3508,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
  *         cdef Provider provider
  * 
  *         to_inject = kwargs.copy()             # <<<<<<<<<<<<<<
- *         for arg_key, provider in _patched.__injections__.items():
+ *         for arg_key, provider in patched.injections.items():
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):
  */
   __pyx_t_1 = PyDict_Copy(__pyx_v_kwargs); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 23, __pyx_L1_error)
@@ -3466,12 +3519,12 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
   /* "dependency_injector/_cwiring.pyx":24
  * 
  *         to_inject = kwargs.copy()
- *         for arg_key, provider in _patched.__injections__.items():             # <<<<<<<<<<<<<<
+ *         for arg_key, provider in patched.injections.items():             # <<<<<<<<<<<<<<
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):
  *                 to_inject[arg_key] = provider()
  */
-  if (unlikely(!__pyx_cur_scope->__pyx_v__patched)) { __Pyx_RaiseClosureNameError("_patched"); __PYX_ERR(0, 24, __pyx_L1_error) }
-  __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v__patched, __pyx_n_s_injections); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 24, __pyx_L1_error)
+  if (unlikely(!__pyx_cur_scope->__pyx_v_patched)) { __Pyx_RaiseClosureNameError("patched"); __PYX_ERR(0, 24, __pyx_L1_error) }
+  __pyx_t_2 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v_patched, __pyx_n_s_injections); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 24, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
   __pyx_t_3 = __Pyx_PyObject_GetAttrStr(__pyx_t_2, __pyx_n_s_items); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 24, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_3);
@@ -3585,7 +3638,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
 
     /* "dependency_injector/_cwiring.pyx":25
  *         to_inject = kwargs.copy()
- *         for arg_key, provider in _patched.__injections__.items():
+ *         for arg_key, provider in patched.injections.items():
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):             # <<<<<<<<<<<<<<
  *                 to_inject[arg_key] = provider()
  * 
@@ -3610,7 +3663,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
     if (__pyx_t_9) {
 
       /* "dependency_injector/_cwiring.pyx":26
- *         for arg_key, provider in _patched.__injections__.items():
+ *         for arg_key, provider in patched.injections.items():
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):
  *                 to_inject[arg_key] = provider()             # <<<<<<<<<<<<<<
  * 
@@ -3641,7 +3694,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
 
       /* "dependency_injector/_cwiring.pyx":25
  *         to_inject = kwargs.copy()
- *         for arg_key, provider in _patched.__injections__.items():
+ *         for arg_key, provider in patched.injections.items():
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):             # <<<<<<<<<<<<<<
  *                 to_inject[arg_key] = provider()
  * 
@@ -3651,7 +3704,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
     /* "dependency_injector/_cwiring.pyx":24
  * 
  *         to_inject = kwargs.copy()
- *         for arg_key, provider in _patched.__injections__.items():             # <<<<<<<<<<<<<<
+ *         for arg_key, provider in patched.injections.items():             # <<<<<<<<<<<<<<
  *             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):
  *                 to_inject[arg_key] = provider()
  */
@@ -3663,7 +3716,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
  * 
  *         result = fn(*args, **to_inject)             # <<<<<<<<<<<<<<
  * 
- *         if _patched.__closing__:
+ *         if patched.closing:
  */
   if (unlikely(!__pyx_cur_scope->__pyx_v_fn)) { __Pyx_RaiseClosureNameError("fn"); __PYX_ERR(0, 28, __pyx_L1_error) }
   if (unlikely(__pyx_v_to_inject == Py_None)) {
@@ -3681,12 +3734,12 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
   /* "dependency_injector/_cwiring.pyx":30
  *         result = fn(*args, **to_inject)
  * 
- *         if _patched.__closing__:             # <<<<<<<<<<<<<<
- *             for arg_key, provider in _patched.__closing__.items():
+ *         if patched.closing:             # <<<<<<<<<<<<<<
+ *             for arg_key, provider in patched.closing.items():
  *                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):
  */
-  if (unlikely(!__pyx_cur_scope->__pyx_v__patched)) { __Pyx_RaiseClosureNameError("_patched"); __PYX_ERR(0, 30, __pyx_L1_error) }
-  __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v__patched, __pyx_n_s_closing); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 30, __pyx_L1_error)
+  if (unlikely(!__pyx_cur_scope->__pyx_v_patched)) { __Pyx_RaiseClosureNameError("patched"); __PYX_ERR(0, 30, __pyx_L1_error) }
+  __pyx_t_6 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v_patched, __pyx_n_s_closing); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 30, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_6);
   __pyx_t_9 = __Pyx_PyObject_IsTrue(__pyx_t_6); if (unlikely(__pyx_t_9 < 0)) __PYX_ERR(0, 30, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
@@ -3694,13 +3747,13 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
 
     /* "dependency_injector/_cwiring.pyx":31
  * 
- *         if _patched.__closing__:
- *             for arg_key, provider in _patched.__closing__.items():             # <<<<<<<<<<<<<<
+ *         if patched.closing:
+ *             for arg_key, provider in patched.closing.items():             # <<<<<<<<<<<<<<
  *                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):
  *                     continue
  */
-    if (unlikely(!__pyx_cur_scope->__pyx_v__patched)) { __Pyx_RaiseClosureNameError("_patched"); __PYX_ERR(0, 31, __pyx_L1_error) }
-    __pyx_t_3 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v__patched, __pyx_n_s_closing); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 31, __pyx_L1_error)
+    if (unlikely(!__pyx_cur_scope->__pyx_v_patched)) { __Pyx_RaiseClosureNameError("patched"); __PYX_ERR(0, 31, __pyx_L1_error) }
+    __pyx_t_3 = __Pyx_PyObject_GetAttrStr(__pyx_cur_scope->__pyx_v_patched, __pyx_n_s_closing); if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 31, __pyx_L1_error)
     __Pyx_GOTREF(__pyx_t_3);
     __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_t_3, __pyx_n_s_items); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 31, __pyx_L1_error)
     __Pyx_GOTREF(__pyx_t_1);
@@ -3813,8 +3866,8 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
       __pyx_t_2 = 0;
 
       /* "dependency_injector/_cwiring.pyx":32
- *         if _patched.__closing__:
- *             for arg_key, provider in _patched.__closing__.items():
+ *         if patched.closing:
+ *             for arg_key, provider in patched.closing.items():
  *                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):             # <<<<<<<<<<<<<<
  *                     continue
  *                 if not isinstance(provider, providers.Resource):
@@ -3839,7 +3892,7 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
       if (__pyx_t_9) {
 
         /* "dependency_injector/_cwiring.pyx":33
- *             for arg_key, provider in _patched.__closing__.items():
+ *             for arg_key, provider in patched.closing.items():
  *                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):
  *                     continue             # <<<<<<<<<<<<<<
  *                 if not isinstance(provider, providers.Resource):
@@ -3848,8 +3901,8 @@ static PyObject *__pyx_pf_19dependency_injector_8_cwiring_17_get_sync_patched__p
         goto __pyx_L11_continue;
 
         /* "dependency_injector/_cwiring.pyx":32
- *         if _patched.__closing__:
- *             for arg_key, provider in _patched.__closing__.items():
+ *         if patched.closing:
+ *             for arg_key, provider in patched.closing.items():
  *                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):             # <<<<<<<<<<<<<<
  *                     continue
  *                 if not isinstance(provider, providers.Resource):
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+ *         if patched.closing:             # <<<<<<<<<<<<<<
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-static PyObject *__pyx_pf_19dependency_injector_8_cwiring__get_sync_patched(CYTHON_UNUSED PyObject *__pyx_self, PyObject *__pyx_v_fn) {
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-  __pyx_cur_scope->__pyx_v__patched = __pyx_t_1;
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-  __pyx_r = __pyx_cur_scope->__pyx_v__patched;
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   __pyx_r = NULL;
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+  __Pyx_XDECREF(__pyx_v__patched);
   __Pyx_DECREF(((PyObject *)__pyx_cur_scope));
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+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_fn,&__pyx_n_s_args,&__pyx_n_s_kwargs,&__pyx_n_s_injections,&__pyx_n_s_closings,0};
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-        if (likely((values[3] = __Pyx_PyDict_GetItemStr(__pyx_kwds, __pyx_n_s_injections_2)) != 0)) kw_args--;
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-  }
   if (p->__pyx_v_fn) {
     e = (*v)(p->__pyx_v_fn, a); if (e) return e;
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+  if (p->__pyx_v_patched) {
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 static int __pyx_tp_clear_19dependency_injector_8_cwiring___pyx_scope_struct___get_sync_patched(PyObject *o) {
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   tmp = ((PyObject*)p->__pyx_v_fn);
   p->__pyx_v_fn = Py_None; Py_INCREF(Py_None);
   Py_XDECREF(tmp);
+  tmp = ((PyObject*)p->__pyx_v_patched);
+  p->__pyx_v_patched = Py_None; Py_INCREF(Py_None);
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+ * def _get_sync_patched(fn, patched: PatchedCallable):             # <<<<<<<<<<<<<<
  *     @functools.wraps(fn)
  *     def _patched(*args, **kwargs):
  */
@@ -13145,6 +13210,148 @@ static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
     return result;
 }
 
+/* RaiseArgTupleInvalid */
+static void __Pyx_RaiseArgtupleInvalid(
+    const char* func_name,
+    int exact,
+    Py_ssize_t num_min,
+    Py_ssize_t num_max,
+    Py_ssize_t num_found)
+{
+    Py_ssize_t num_expected;
+    const char *more_or_less;
+    if (num_found < num_min) {
+        num_expected = num_min;
+        more_or_less = "at least";
+    } else {
+        num_expected = num_max;
+        more_or_less = "at most";
+    }
+    if (exact) {
+        more_or_less = "exactly";
+    }
+    PyErr_Format(PyExc_TypeError,
+                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                 func_name, more_or_less, num_expected,
+                 (num_expected == 1) ? "" : "s", num_found);
+}
+
+/* RaiseDoubleKeywords */
+static void __Pyx_RaiseDoubleKeywordsError(
+    const char* func_name,
+    PyObject* kw_name)
+{
+    PyErr_Format(PyExc_TypeError,
+        #if PY_MAJOR_VERSION >= 3
+        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
+        #else
+        "%s() got multiple values for keyword argument '%s'", func_name,
+        PyString_AsString(kw_name));
+        #endif
+}
+
+/* ParseKeywords */
+static int __Pyx_ParseOptionalKeywords(
+    PyObject *kwds,
+    PyObject **argnames[],
+    PyObject *kwds2,
+    PyObject *values[],
+    Py_ssize_t num_pos_args,
+    const char* function_name)
+{
+    PyObject *key = 0, *value = 0;
+    Py_ssize_t pos = 0;
+    PyObject*** name;
+    PyObject*** first_kw_arg = argnames + num_pos_args;
+    while (PyDict_Next(kwds, &pos, &key, &value)) {
+        name = first_kw_arg;
+        while (*name && (**name != key)) name++;
+        if (*name) {
+            values[name-argnames] = value;
+            continue;
+        }
+        name = first_kw_arg;
+        #if PY_MAJOR_VERSION < 3
+        if (likely(PyString_Check(key))) {
+            while (*name) {
+                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
+                        && _PyString_Eq(**name, key)) {
+                    values[name-argnames] = value;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    if ((**argname == key) || (
+                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
+                             && _PyString_Eq(**argname, key))) {
+                        goto arg_passed_twice;
+                    }
+                    argname++;
+                }
+            }
+        } else
+        #endif
+        if (likely(PyUnicode_Check(key))) {
+            while (*name) {
+                int cmp = (**name == key) ? 0 :
+                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                    (__Pyx_PyUnicode_GET_LENGTH(**name) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                #endif
+                    PyUnicode_Compare(**name, key);
+                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                if (cmp == 0) {
+                    values[name-argnames] = value;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    int cmp = (**argname == key) ? 0 :
+                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                        (__Pyx_PyUnicode_GET_LENGTH(**argname) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                    #endif
+                        PyUnicode_Compare(**argname, key);
+                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                    if (cmp == 0) goto arg_passed_twice;
+                    argname++;
+                }
+            }
+        } else
+            goto invalid_keyword_type;
+        if (kwds2) {
+            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
+        } else {
+            goto invalid_keyword;
+        }
+    }
+    return 0;
+arg_passed_twice:
+    __Pyx_RaiseDoubleKeywordsError(function_name, key);
+    goto bad;
+invalid_keyword_type:
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() keywords must be strings", function_name);
+    goto bad;
+invalid_keyword:
+    PyErr_Format(PyExc_TypeError,
+    #if PY_MAJOR_VERSION < 3
+        "%.200s() got an unexpected keyword argument '%.200s'",
+        function_name, PyString_AsString(key));
+    #else
+        "%s() got an unexpected keyword argument '%U'",
+        function_name, key);
+    #endif
+bad:
+    return -1;
+}
+
 /* KeywordStringCheck */
 static int __Pyx_CheckKeywordStrings(
     PyObject *kwdict,
@@ -14284,148 +14491,6 @@ static PyObject *__Pyx_CyFunction_New(PyMethodDef *ml, int flags, PyObject* qual
     return op;
 }
 
-/* RaiseArgTupleInvalid */
-static void __Pyx_RaiseArgtupleInvalid(
-    const char* func_name,
-    int exact,
-    Py_ssize_t num_min,
-    Py_ssize_t num_max,
-    Py_ssize_t num_found)
-{
-    Py_ssize_t num_expected;
-    const char *more_or_less;
-    if (num_found < num_min) {
-        num_expected = num_min;
-        more_or_less = "at least";
-    } else {
-        num_expected = num_max;
-        more_or_less = "at most";
-    }
-    if (exact) {
-        more_or_less = "exactly";
-    }
-    PyErr_Format(PyExc_TypeError,
-                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
-                 func_name, more_or_less, num_expected,
-                 (num_expected == 1) ? "" : "s", num_found);
-}
-
-/* RaiseDoubleKeywords */
-static void __Pyx_RaiseDoubleKeywordsError(
-    const char* func_name,
-    PyObject* kw_name)
-{
-    PyErr_Format(PyExc_TypeError,
-        #if PY_MAJOR_VERSION >= 3
-        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
-        #else
-        "%s() got multiple values for keyword argument '%s'", func_name,
-        PyString_AsString(kw_name));
-        #endif
-}
-
-/* ParseKeywords */
-static int __Pyx_ParseOptionalKeywords(
-    PyObject *kwds,
-    PyObject **argnames[],
-    PyObject *kwds2,
-    PyObject *values[],
-    Py_ssize_t num_pos_args,
-    const char* function_name)
-{
-    PyObject *key = 0, *value = 0;
-    Py_ssize_t pos = 0;
-    PyObject*** name;
-    PyObject*** first_kw_arg = argnames + num_pos_args;
-    while (PyDict_Next(kwds, &pos, &key, &value)) {
-        name = first_kw_arg;
-        while (*name && (**name != key)) name++;
-        if (*name) {
-            values[name-argnames] = value;
-            continue;
-        }
-        name = first_kw_arg;
-        #if PY_MAJOR_VERSION < 3
-        if (likely(PyString_Check(key))) {
-            while (*name) {
-                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
-                        && _PyString_Eq(**name, key)) {
-                    values[name-argnames] = value;
-                    break;
-                }
-                name++;
-            }
-            if (*name) continue;
-            else {
-                PyObject*** argname = argnames;
-                while (argname != first_kw_arg) {
-                    if ((**argname == key) || (
-                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
-                             && _PyString_Eq(**argname, key))) {
-                        goto arg_passed_twice;
-                    }
-                    argname++;
-                }
-            }
-        } else
-        #endif
-        if (likely(PyUnicode_Check(key))) {
-            while (*name) {
-                int cmp = (**name == key) ? 0 :
-                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
-                    (__Pyx_PyUnicode_GET_LENGTH(**name) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
-                #endif
-                    PyUnicode_Compare(**name, key);
-                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
-                if (cmp == 0) {
-                    values[name-argnames] = value;
-                    break;
-                }
-                name++;
-            }
-            if (*name) continue;
-            else {
-                PyObject*** argname = argnames;
-                while (argname != first_kw_arg) {
-                    int cmp = (**argname == key) ? 0 :
-                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
-                        (__Pyx_PyUnicode_GET_LENGTH(**argname) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
-                    #endif
-                        PyUnicode_Compare(**argname, key);
-                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
-                    if (cmp == 0) goto arg_passed_twice;
-                    argname++;
-                }
-            }
-        } else
-            goto invalid_keyword_type;
-        if (kwds2) {
-            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
-        } else {
-            goto invalid_keyword;
-        }
-    }
-    return 0;
-arg_passed_twice:
-    __Pyx_RaiseDoubleKeywordsError(function_name, key);
-    goto bad;
-invalid_keyword_type:
-    PyErr_Format(PyExc_TypeError,
-        "%.200s() keywords must be strings", function_name);
-    goto bad;
-invalid_keyword:
-    PyErr_Format(PyExc_TypeError,
-    #if PY_MAJOR_VERSION < 3
-        "%.200s() got an unexpected keyword argument '%.200s'",
-        function_name, PyString_AsString(key));
-    #else
-        "%s() got an unexpected keyword argument '%U'",
-        function_name, key);
-    #endif
-bad:
-    return -1;
-}
-
 /* ArgTypeTest */
 static int __Pyx__ArgTypeTest(PyObject *obj, PyTypeObject *type, const char *name, int exact)
 {
diff --git a/src/dependency_injector/_cwiring.pyx b/src/dependency_injector/_cwiring.pyx
index a089727d..88b6bc5a 100644
--- a/src/dependency_injector/_cwiring.pyx
+++ b/src/dependency_injector/_cwiring.pyx
@@ -7,12 +7,12 @@ import inspect
 import types
 
 from . import providers
-from .wiring import _Marker
+from .wiring import _Marker, PatchedCallable
 
 from .providers cimport Provider
 
 
-def _get_sync_patched(fn):
+def _get_sync_patched(fn, patched: PatchedCallable):
     @functools.wraps(fn)
     def _patched(*args, **kwargs):
         cdef object result
@@ -21,14 +21,14 @@ def _get_sync_patched(fn):
         cdef Provider provider
 
         to_inject = kwargs.copy()
-        for arg_key, provider in _patched.__injections__.items():
+        for arg_key, provider in patched.injections.items():
             if arg_key not in kwargs or isinstance(kwargs[arg_key], _Marker):
                 to_inject[arg_key] = provider()
 
         result = fn(*args, **to_inject)
 
-        if _patched.__closing__:
-            for arg_key, provider in _patched.__closing__.items():
+        if patched.closing:
+            for arg_key, provider in patched.closing.items():
                 if arg_key in kwargs and not isinstance(kwargs[arg_key], _Marker):
                     continue
                 if not isinstance(provider, providers.Resource):
diff --git a/src/dependency_injector/wiring.py b/src/dependency_injector/wiring.py
index 1417ae4f..5a581e4d 100644
--- a/src/dependency_injector/wiring.py
+++ b/src/dependency_injector/wiring.py
@@ -91,20 +91,26 @@ class GenericMeta(type):
 
 class PatchedRegistry:
 
-    def __init__(self):
-        self._callables: Set[Callable[..., Any]] = set()
+    def __init__(self) -> None:
+        self._callables: Dict[Callable[..., Any], "PatchedCallable"] = {}
         self._attributes: Set[PatchedAttribute] = set()
 
-    def add_callable(self, patched: Callable[..., Any]) -> None:
-        self._callables.add(patched)
+    def register_callable(self, patched: "PatchedCallable") -> None:
+        self._callables[patched.patched] = patched
 
     def get_callables_from_module(self, module: ModuleType) -> Iterator[Callable[..., Any]]:
-        for patched in self._callables:
-            if patched.__module__ != module.__name__:
+        for patched_callable in self._callables.values():
+            if not patched_callable.is_in_module(module):
                 continue
-            yield patched
+            yield patched_callable.patched
 
-    def add_attribute(self, patched: "PatchedAttribute"):
+    def get_callable(self, fn: Callable[..., Any]) -> "PatchedCallable":
+        return self._callables.get(fn)
+
+    def has_callable(self, fn: Callable[..., Any]) -> bool:
+        return fn in self._callables
+
+    def register_attribute(self, patched: "PatchedAttribute") -> None:
         self._attributes.add(patched)
 
     def get_attributes_from_module(self, module: ModuleType) -> Iterator["PatchedAttribute"]:
@@ -113,16 +119,69 @@ def get_attributes_from_module(self, module: ModuleType) -> Iterator["PatchedAtt
                 continue
             yield attribute
 
-    def clear_module_attributes(self, module: ModuleType):
+    def clear_module_attributes(self, module: ModuleType) -> None:
         for attribute in self._attributes.copy():
             if not attribute.is_in_module(module):
                 continue
             self._attributes.remove(attribute)
 
 
+class PatchedCallable:
+
+    __slots__ = (
+        "patched",
+        "original",
+        "reference_injections",
+        "injections",
+        "reference_closing",
+        "closing",
+    )
+
+    def __init__(
+            self,
+            patched: Optional[Callable[..., Any]] = None,
+            original: Optional[Callable[..., Any]] = None,
+            reference_injections: Optional[Dict[Any, Any]] = None,
+            reference_closing: Optional[Dict[Any, Any]] = None,
+    ) -> None:
+        self.patched = patched
+        self.original = original
+
+        if reference_injections is None:
+            reference_injections = {}
+        self.reference_injections: Dict[Any, Any] = reference_injections.copy()
+        self.injections: Dict[Any, Any] = {}
+
+        if reference_closing is None:
+            reference_closing = {}
+        self.reference_closing: Dict[Any, Any] = reference_closing.copy()
+        self.closing: Dict[Any, Any] = {}
+
+    def is_in_module(self, module: ModuleType) -> bool:
+        if self.patched is None:
+            return False
+        return self.patched.__module__ == module.__name__
+
+    def add_injection(self, kwarg: Any, injection: Any) -> None:
+        self.injections[kwarg] = injection
+
+    def add_closing(self, kwarg: Any, injection: Any) -> None:
+        self.closing[kwarg] = injection
+
+    def unwind_injections(self) -> None:
+        self.injections = {}
+        self.closing = {}
+
+
 class PatchedAttribute:
 
-    def __init__(self, member: Any, name: str, marker: "_Marker"):
+    __slots__ = (
+        "member",
+        "name",
+        "marker",
+    )
+
+    def __init__(self, member: Any, name: str, marker: "_Marker") -> None:
         self.member = member
         self.name = name
         self.marker = marker
@@ -142,7 +201,7 @@ class ProvidersMap:
 
     CONTAINER_STRING_ID = "<container>"
 
-    def __init__(self, container):
+    def __init__(self, container) -> None:
         self._container = container
         self._map = self._create_providers_map(
             current_container=container,
@@ -398,7 +457,6 @@ def inject(fn: F) -> F:
     """Decorate callable with injecting decorator."""
     reference_injections, reference_closing = _fetch_reference_injections(fn)
     patched = _get_patched(fn, reference_injections, reference_closing)
-    _patched_registry.add_callable(patched)
     return cast(F, patched)
 
 
@@ -413,7 +471,6 @@ def _patch_fn(
         if not reference_injections:
             return
         fn = _get_patched(fn, reference_injections, reference_closing)
-        _patched_registry.add_callable(fn)
 
     _bind_injections(fn, providers_map)
 
@@ -439,7 +496,6 @@ def _patch_method(
         if not reference_injections:
             return
         fn = _get_patched(fn, reference_injections, reference_closing)
-        _patched_registry.add_callable(fn)
 
     _bind_injections(fn, providers_map)
 
@@ -476,7 +532,7 @@ def _patch_attribute(
     if provider is None:
         return
 
-    _patched_registry.add_attribute(PatchedAttribute(member, name, marker))
+    _patched_registry.register_attribute(PatchedAttribute(member, name, marker))
 
     if isinstance(marker, Provide):
         instance = provider()
@@ -537,27 +593,33 @@ def _fetch_reference_injections(  # noqa: C901
 
 
 def _bind_injections(fn: Callable[..., Any], providers_map: ProvidersMap) -> None:
-    for injection, marker in fn.__reference_injections__.items():
+    patched_callable = _patched_registry.get_callable(fn)
+    if patched_callable is None:
+        return
+
+    for injection, marker in patched_callable.reference_injections.items():
         provider = providers_map.resolve_provider(marker.provider, marker.modifier)
 
         if provider is None:
             continue
 
         if isinstance(marker, Provide):
-            fn.__injections__[injection] = provider
+            patched_callable.add_injection(injection, provider)
         elif isinstance(marker, Provider):
             if isinstance(provider, providers.Delegate):
-                fn.__injections__[injection] = provider
+                patched_callable.add_injection(injection, provider)
             else:
-                fn.__injections__[injection] = provider.provider
+                patched_callable.add_injection(injection, provider.provider)
 
-        if injection in fn.__reference_closing__:
-            fn.__closing__[injection] = provider
+        if injection in patched_callable.reference_closing:
+            patched_callable.add_closing(injection, provider)
 
 
 def _unbind_injections(fn: Callable[..., Any]) -> None:
-    fn.__injections__ = {}
-    fn.__closing__ = {}
+    patched_callable = _patched_registry.get_callable(fn)
+    if patched_callable is None:
+        return
+    patched_callable.unwind_injections()
 
 
 def _fetch_modules(package):
@@ -573,26 +635,32 @@ def _fetch_modules(package):
     return modules
 
 
-def _is_method(member):
+def _is_method(member) -> bool:
     return inspect.ismethod(member) or inspect.isfunction(member)
 
 
-def _is_marker(member):
+def _is_marker(member) -> bool:
     return isinstance(member, _Marker)
 
 
-def _get_patched(fn, reference_injections, reference_closing):
+def _get_patched(
+        fn: F,
+        reference_injections: Dict[Any, Any],
+        reference_closing: Dict[Any, Any],
+) -> F:
+    patched_object = PatchedCallable(
+        original=fn,
+        reference_injections=reference_injections,
+        reference_closing=reference_closing,
+    )
+
     if inspect.iscoroutinefunction(fn):
-        patched = _get_async_patched(fn)
+        patched = _get_async_patched(fn, patched_object)
     else:
-        patched = _get_sync_patched(fn)
+        patched = _get_sync_patched(fn, patched_object)
 
-    patched.__wired__ = True
-    patched.__original__ = fn
-    patched.__injections__ = {}
-    patched.__reference_injections__ = reference_injections
-    patched.__closing__ = {}
-    patched.__reference_closing__ = reference_closing
+    patched_object.patched = patched
+    _patched_registry.register_callable(patched_object)
 
     return patched
 
@@ -601,8 +669,8 @@ def _is_fastapi_depends(param: Any) -> bool:
     return fastapi and isinstance(param, fastapi.params.Depends)
 
 
-def _is_patched(fn):
-    return getattr(fn, "__wired__", False) is True
+def _is_patched(fn) -> bool:
+    return _patched_registry.has_callable(fn)
 
 
 def _is_declarative_container(instance: Any) -> bool:
@@ -630,7 +698,7 @@ def modify(
 
 class TypeModifier(Modifier):
 
-    def __init__(self, type_: Type):
+    def __init__(self, type_: Type) -> None:
         self.type_ = type_
 
     def modify(
@@ -658,7 +726,7 @@ def as_(type_: Type) -> TypeModifier:
 
 class RequiredModifier(Modifier):
 
-    def __init__(self):
+    def __init__(self) -> None:
         self.type_modifier = None
 
     def as_int(self) -> "RequiredModifier":
@@ -714,7 +782,7 @@ class ProvidedInstance(Modifier):
     TYPE_ITEM = "item"
     TYPE_CALL = "call"
 
-    def __init__(self):
+    def __init__(self) -> None:
         self.segments = []
 
     def __getattr__(self, item):
@@ -799,32 +867,32 @@ class AutoLoader:
     Automatically wire containers when modules are imported.
     """
 
-    def __init__(self):
+    def __init__(self) -> None:
         self.containers = []
         self._path_hook = None
 
-    def register_containers(self, *containers):
+    def register_containers(self, *containers) -> None:
         self.containers.extend(containers)
 
         if not self.installed:
             self.install()
 
-    def unregister_containers(self, *containers):
+    def unregister_containers(self, *containers) -> None:
         for container in containers:
             self.containers.remove(container)
 
         if not self.containers:
             self.uninstall()
 
-    def wire_module(self, module):
+    def wire_module(self, module) -> None:
         for container in self.containers:
             container.wire(modules=[module])
 
     @property
-    def installed(self):
+    def installed(self) -> bool:
         return self._path_hook in sys.path_hooks
 
-    def install(self):
+    def install(self) -> None:
         if self.installed:
             return
 
@@ -855,7 +923,7 @@ class ExtensionFileLoader(importlib.machinery.ExtensionFileLoader):
         sys.path_importer_cache.clear()
         importlib.invalidate_caches()
 
-    def uninstall(self):
+    def uninstall(self) -> None:
         if not self.installed:
             return
 
@@ -900,14 +968,14 @@ def is_loader_installed() -> bool:
 
 # Wiring uses the following Python wrapper because there is
 # no possibility to compile a first-type citizen coroutine in Cython.
-def _get_async_patched(fn):
+def _get_async_patched(fn: F, patched: PatchedCallable) -> F:
     @functools.wraps(fn)
     async def _patched(*args, **kwargs):
         return await _async_inject(
             fn,
             args,
             kwargs,
-            _patched.__injections__,
-            _patched.__closing__,
+            patched.injections,
+            patched.closing,
         )
     return _patched