diff --git a/proto/src/system_messages.proto b/proto/src/system_messages.proto
index 0a4ecb22754897698da3c694c688289c81549fe5..5154a2ddd2cd1a7a09f10d47cfe83ab8d2f9fb16 100644
--- a/proto/src/system_messages.proto
+++ b/proto/src/system_messages.proto
@@ -298,6 +298,10 @@ message SystemMessage {
     // Notify the user to setup their dock
     NOTE_SETUP_DOCK = 72;
 
+    // Inform the user of bluetooth apm state changes.
+    // Package: android
+    NOTE_BT_APM_NOTIFICATION = 74;
+
     // ADD_NEW_IDS_ABOVE_THIS_LINE
     // Legacy IDs with arbitrary values appear below
     // Legacy IDs existed as stable non-conflicting constants prior to the O release