diff --git a/stubs/pep8-naming/METADATA.toml b/stubs/pep8-naming/METADATA.toml
index 050b0f8be..9f7bb49c0 100644
--- a/stubs/pep8-naming/METADATA.toml
+++ b/stubs/pep8-naming/METADATA.toml
@@ -1 +1 @@
-version = "0.12.*"
+version = "0.13.*"
diff --git a/stubs/pep8-naming/pep8ext_naming.pyi b/stubs/pep8-naming/pep8ext_naming.pyi
index eb05c0944..20c711918 100644
--- a/stubs/pep8-naming/pep8ext_naming.pyi
+++ b/stubs/pep8-naming/pep8ext_naming.pyi
@@ -6,7 +6,6 @@ from typing import Any
 __version__: str
 
 PYTHON_VERSION: tuple[int, int, int]
-PY2: bool
 CLASS_METHODS: frozenset[str]
 METACLASS_BASES: frozenset[str]
 METHOD_CONTAINER_NODES: set[ast.AST]