diff --git a/mediapipe/tasks/cc/vision/hand_landmarker/BUILD b/mediapipe/tasks/cc/vision/hand_landmarker/BUILD
index 2eecb61bf..f2afac494 100644
--- a/mediapipe/tasks/cc/vision/hand_landmarker/BUILD
+++ b/mediapipe/tasks/cc/vision/hand_landmarker/BUILD
@@ -153,6 +153,8 @@ cc_library(
     alwayslink = 1,
 )
 
+# TODO: open source hand joints graph
+
 cc_library(
     name = "hand_landmarker_result",
     srcs = ["hand_landmarker_result.cc"],
diff --git a/mediapipe/tasks/cc/vision/hand_landmarker/proto/BUILD b/mediapipe/tasks/cc/vision/hand_landmarker/proto/BUILD
index d13f0afd5..8097d7ab1 100644
--- a/mediapipe/tasks/cc/vision/hand_landmarker/proto/BUILD
+++ b/mediapipe/tasks/cc/vision/hand_landmarker/proto/BUILD
@@ -41,3 +41,5 @@ mediapipe_proto_library(
         "//mediapipe/tasks/cc/vision/hand_detector/proto:hand_detector_graph_options_proto",
     ],
 )
+
+# TODO: open source hand joints graph