diff --git a/python/cog/schema.py b/python/cog/schema.py
index a5a3943f2e..efdad2d0d7 100644
--- a/python/cog/schema.py
+++ b/python/cog/schema.py
@@ -75,7 +75,6 @@ class PredictionRequest(PredictionBaseModel):
     webhook: Optional[WebhookUrl] = None
     webhook_events_filter: Optional[List[WebhookEvent]] = pydantic.Field(
         default=WebhookEvent.default_events(),
-        title=None,
     )
 
     @classmethod
diff --git a/python/cog/server/helpers.py b/python/cog/server/helpers.py
index f54544bbad..33bdbd4a02 100644
--- a/python/cog/server/helpers.py
+++ b/python/cog/server/helpers.py
@@ -263,12 +263,24 @@ def unwrap_pydantic_serialization_iterators(obj: Any) -> Any:
 def update_openapi_schema_for_pydantic_2(
     openapi_schema: Dict[str, Any],
 ) -> None:
+    _remove_webhook_events_filter_title(openapi_schema)
     _remove_empty_or_nullable_anyof(openapi_schema)
     _flatten_selected_allof_refs(openapi_schema)
     _extract_enum_properties(openapi_schema)
     _set_default_enumeration_description(openapi_schema)
 
 
+def _remove_webhook_events_filter_title(
+    openapi_schema: Dict[str, Any],
+) -> None:
+    try:
+        del openapi_schema["components"]["schemas"]["PredictionRequest"]["properties"][
+            "webhook_events_filter"
+        ]["title"]
+    except KeyError:
+        pass
+
+
 def _remove_empty_or_nullable_anyof(
     openapi_schema: Union[Dict[str, Any], List[Dict[str, Any]]],
 ) -> None: