diff --git a/src/codegen/git/clients/git_integration_client.py b/src/codegen/git/clients/git_integration_client.py
index 7cff0ffb3..411e1ac97 100644
--- a/src/codegen/git/clients/git_integration_client.py
+++ b/src/codegen/git/clients/git_integration_client.py
@@ -51,6 +51,6 @@ def get_app_installation(self, installation_id: int) -> Installation | None:
             logger.warning(f"Error getting app installation with installation_id: {installation_id}\n\t{e}")
             return None
 
-    def get_access_token(self, installation_id: int, permissions: dict[str, str]) -> InstallationAuthorization:
+    def get_access_token(self, installation_id: int, permissions: dict[str, str] | None = None) -> InstallationAuthorization:
         # TODO: add try/catch error handling around this
         return self.client.get_access_token(installation_id=installation_id, permissions=permissions)