diff --git a/src/pipecat/turns/user_stop/base_user_turn_stop_strategy.py b/src/pipecat/turns/user_stop/base_user_turn_stop_strategy.py
index e5dc1bd66..7fcf35f45 100644
--- a/src/pipecat/turns/user_stop/base_user_turn_stop_strategy.py
+++ b/src/pipecat/turns/user_stop/base_user_turn_stop_strategy.py
@@ -89,7 +89,7 @@ class BaseUserTurnStopStrategy(BaseObject):
         """Reset the strategy to its initial state."""
         pass
 
-    async def process_frame(self, frame: Frame) -> ProcessFrameResult | None:
+    async def process_frame(self, _: Frame) -> ProcessFrameResult | None:
         """Process an incoming frame to decide whether the user stopped speaking.
 
         Subclasses should override this to implement logic that decides whether