diff --git a/src/core/thread/child_supervision.hpp b/src/core/thread/child_supervision.hpp
index ae72f55d1..508442495 100644
--- a/src/core/thread/child_supervision.hpp
+++ b/src/core/thread/child_supervision.hpp
@@ -102,18 +102,6 @@ public:
      */
     explicit ChildSupervisor(Instance &aInstance);
 
-    /**
-     * Starts the child supervision process on parent.
-     *
-     */
-    void Start(void);
-
-    /**
-     * Stops the child supervision process on parent.
-     *
-     */
-    void Stop(void);
-
     /**
      * Returns the destination for a supervision message.
      *