diff --git a/mediapipe/tasks/cc/vision/hand_landmarker/proto/hand_roi_refinement_graph_options.proto b/mediapipe/tasks/cc/vision/hand_landmarker/proto/hand_roi_refinement_graph_options.proto
index 0f979c5aa..f72bd62b5 100644
--- a/mediapipe/tasks/cc/vision/hand_landmarker/proto/hand_roi_refinement_graph_options.proto
+++ b/mediapipe/tasks/cc/vision/hand_landmarker/proto/hand_roi_refinement_graph_options.proto
@@ -19,6 +19,9 @@ package mediapipe.tasks.vision.hand_landmarker.proto;
 
 import "mediapipe/tasks/cc/core/proto/base_options.proto";
 
+option java_package = "com.google.mediapipe.tasks.vision.handlandmarker.proto";
+option java_outer_classname = "HandRoiRefinementGraphOptionsProto";
+
 message HandRoiRefinementGraphOptions {
   core.proto.BaseOptions base_options = 1;
 }