diff --git a/spond/spond.py b/spond/spond.py
index 92ac4d8..6e5a7db 100644
--- a/spond/spond.py
+++ b/spond/spond.py
@@ -422,7 +422,7 @@ async def get_event(self, uid: str) -> JSONDict:
         return await self._get_entity(self._EVENT, uid)
 
     @_SpondBase.require_authentication
-    async def update_event(self, uid: str, updates: JSONDict) -> JSONDict | None:
+    async def update_event(self, uid: str, updates: JSONDict) -> list[JSONDict] | None:
         """
         Updates an existing event.