diff --git a/vertexai/_genai/_agent_engines_utils.py b/vertexai/_genai/_agent_engines_utils.py
index 1b9fc8ca79..6291ba11a4 100644
--- a/vertexai/_genai/_agent_engines_utils.py
+++ b/vertexai/_genai/_agent_engines_utils.py
@@ -1822,7 +1822,9 @@ async def _method(self, **kwargs) -> Any:  # type: ignore[no-untyped-def]
                     "Authorization": (
                         f"Bearer {self.api_client._api_client._credentials.token}"
                     )
-                }
+                },
+                timeout=self.api_client._api_client._http_options.timeout / 1000.0
+                or 60.0,
             ),
         )
         factory = ClientFactory(config)