diff --git a/api/python/lief/PE.pyi b/api/python/lief/PE.pyi
index 68f431fe2a..5efaef9781 100644
--- a/api/python/lief/PE.pyi
+++ b/api/python/lief/PE.pyi
@@ -234,7 +234,7 @@ class ALGORITHMS:
 class Attribute(lief.Object):
     def __init__(self, *args, **kwargs) -> None: ...
     @property
-    def type(self) -> Any: ...
+    def type(self) -> lief.PE.SIG_ATTRIBUTE_TYPES: ...
 
 class Binary(lief.Binary):
     class it_const_signatures:
@@ -315,7 +315,7 @@ class Binary(lief.Binary):
     @overload
     def verify_signature(self, signature: lief.PE.Signature, checks: lief.PE.Signature.VERIFICATION_CHECKS = ...) -> lief.PE.Signature.VERIFICATION_FLAGS: ...
     @overload
-    def verify_signature(self, detached) -> Any: ...
+    def verify_signature(self, detached) -> lief.PE.Signature.VERIFICATION_FLAGS: ...
     def write(self, output_path: str) -> None: ...
     @property
     def authentihash_md5(self) -> bytes: ...
@@ -2390,7 +2390,7 @@ class Signature(lief.Object):
     @property
     def raw_der(self) -> bytes: ...
     @property
-    def signers(self) -> Any: ...
+    def signers(self) -> List[lief.PE.SignerInfo]: ...
     @property
     def version(self) -> int: ...
 
@@ -2588,12 +2588,12 @@ class x509(lief.Object):
     @overload
     def is_trusted_by(self, ca_list: List[lief.PE.x509]) -> lief.PE.x509.VERIFICATION_FLAGS: ...
     @overload
-    def is_trusted_by(self, microsoft_ca_bundle) -> Any: ...
+    def is_trusted_by(self, microsoft_ca_bundle) -> lief.PE.x509.VERIFICATION_FLAGS: ...
     def parse(self, *args, **kwargs) -> lief.PE.Binary | None: ...
     @overload
     def verify(self, ca: lief.PE.x509) -> lief.PE.x509.VERIFICATION_FLAGS: ...
     @overload
-    def verify(self, signer) -> Any: ...
+    def verify(self, signer) -> lief.PE.x509.VERIFICATION_FLAGS: ...
     @property
     def certificate_policies(self) -> List[str]: ...
     @property
diff --git a/api/python/lief/__init__.pyi b/api/python/lief/__init__.pyi
index 5587c19175..709e4a357d 100644
--- a/api/python/lief/__init__.pyi
+++ b/api/python/lief/__init__.pyi
@@ -70,11 +70,11 @@ class Binary(Object):
     def remove_section(self, name: str, clear: bool = ...) -> None: ...
     def xref(self, virtual_address: int) -> List[int]: ...
     @property
-    def abstract(self) -> object: ...
+    def abstract(self) -> lief.Binary: ...
     @property
-    def concrete(self) -> object: ...
+    def concrete(self) -> lief.ELF.Binary | lief.PE.Binary | lief.MachO.Binary: ...
     @property
-    def ctor_functions(self) -> Any: ...
+    def ctor_functions(self) -> List[lief.Function]: ...
     @property
     def entrypoint(self) -> int: ...
     @property