diff --git a/src/jcloud_docsgen/core/python/namespaces.py b/src/jcloud_docsgen/core/python/namespaces.py
index e113583..706a816 100644
--- a/src/jcloud_docsgen/core/python/namespaces.py
+++ b/src/jcloud_docsgen/core/python/namespaces.py
@@ -156,7 +156,7 @@ class PythonPackageNamespace(PythonNamespace):
         # For performance reasons, is not called self.sub_namespace_names
         # if the name attribute does not match, which can be quickly
         # verified
-        if self.name != value.name:
+        if not (isinstance(value, type(self)) and self.name == value.name):
             return False
 
         return value.sub_namespace_names() == self.sub_namespace_names()
@@ -223,4 +223,4 @@ class PythonModuleNamespace(PythonNamespace):
         super().__init__(name)
 
     def __eq__(self, value: PythonModuleNamespace) -> bool:
-        return self.name == value.name
+        return isinstance(value, type(self)) and self.name == value.name
diff --git a/tests/unit/core/python/namespaces/test_PythonModuleNamespace.py b/tests/unit/core/python/namespaces/test_PythonModuleNamespace.py
index 7433a84..53d7e0e 100644
--- a/tests/unit/core/python/namespaces/test_PythonModuleNamespace.py
+++ b/tests/unit/core/python/namespaces/test_PythonModuleNamespace.py
@@ -14,7 +14,11 @@
 
 import pytest
 
-from src.jcloud_docsgen.core.python.namespaces import PythonModuleNamespace
+from src.jcloud_docsgen.core.python.namespaces import (
+    PythonModuleNamespace,
+    PythonNamespace,
+    PythonPackageNamespace,
+)
 
 
 class StrSubclass(str): ...
@@ -42,6 +46,10 @@ def test_PythonModuleNamespace_name_attribute(namespace, expected_name):
         (PythonModuleNamespace('a'), PythonModuleNamespace('b'), False),
         (PythonModuleNamespace('0'), PythonModuleNamespace('-0'), False),
         (PythonModuleNamespace('1'), PythonModuleNamespace('a'), False),
+        (PythonModuleNamespace('a'), 'a', False),
+        (PythonModuleNamespace('a'), 'b', False),
+        (PythonModuleNamespace('a'), PythonPackageNamespace('a', []), False),
+        (PythonModuleNamespace('a'), PythonNamespace('a'), False),
     ],
 )
 def test_PythonModuleNamespace___eq__(namespace1, namespace2, expected):
diff --git a/tests/unit/core/python/namespaces/test_PythonPackageNamespace.py b/tests/unit/core/python/namespaces/test_PythonPackageNamespace.py
index b564a9b..1087cf0 100644
--- a/tests/unit/core/python/namespaces/test_PythonPackageNamespace.py
+++ b/tests/unit/core/python/namespaces/test_PythonPackageNamespace.py
@@ -16,6 +16,7 @@ import pytest
 
 from src.jcloud_docsgen.core.python.namespaces import (
     PythonModuleNamespace,
+    PythonNamespace,
     PythonPackageNamespace,
 )
 from src.jcloud_docsgen.exceptions import (
@@ -256,6 +257,26 @@ def test_PythonPackageNamespace_sub_namespace_names(namespace, expected):
             PythonPackageNamespace('b', []),
             False,
         ),
+        (
+            PythonPackageNamespace('a', []),
+            'a',
+            False,
+        ),
+        (
+            PythonPackageNamespace('a', []),
+            'b',
+            False,
+        ),
+        (
+            PythonPackageNamespace('a', []),
+            PythonModuleNamespace('a'),
+            False,
+        ),
+        (
+            PythonPackageNamespace('a', []),
+            PythonNamespace('a'),
+            False,
+        ),
     ],
 )
 def test_PythonPackageNamespace___eq__(namespace1, namespace2, expected):