diff --git a/features/FEATURE_BLE/ble/pal/PalSecurityManager.h b/features/FEATURE_BLE/ble/pal/PalSecurityManager.h
index dc31c732ca..b938c701a1 100644
--- a/features/FEATURE_BLE/ble/pal/PalSecurityManager.h
+++ b/features/FEATURE_BLE/ble/pal/PalSecurityManager.h
@@ -172,7 +172,7 @@ public:
 
     /**
      * To indicate that a security procedure for the link has started.
-     */
+     */ /*TODO: is this redundant with pairing request present? */
     virtual void on_security_setup_initiated(
         connection_handle_t connection,
         bool allow_bonding,