diff --git a/mediapipe/tasks/python/components/containers/keypoint.py b/mediapipe/tasks/python/components/containers/keypoint.py
index ef70c00b9..ef91d0950 100644
--- a/mediapipe/tasks/python/components/containers/keypoint.py
+++ b/mediapipe/tasks/python/components/containers/keypoint.py
@@ -40,7 +40,7 @@ class NormalizedKeypoint:
   x: Optional[float] = None
   y: Optional[float] = None
   label: Optional[str] = None
-  score: Optional[str] = None
+  score: Optional[float] = None
 
   @doc_controls.do_not_generate_docs
   def to_pb2(self) -> _RelativeKeypointProto: