diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index bb8ffa794a96d3..767a53fc1741ad 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -1923,4 +1923,10 @@ _PyStaticCode_Dealloc(PyCodeObject *co)
         PyObject_ClearWeakRefs((PyObject *)co);
         co->co_weakreflist = NULL;
     }
+#ifdef Py_REF_DEBUG
+    /* Adjust _Py_RefTotal and refcnt for Py_INCREF/Py_DECREF 
+     * on immortal codeobjects */
+    _Py_RefTotal += 999999999 - Py_REFCNT((PyObject *)co);
+    Py_SET_REFCNT((PyObject*)co, 999999999);
+#endif
 }