diff --git a/sol/sol_manager.hpp b/sol/sol_manager.hpp
index 74ce8e9..5b48add 100644
--- a/sol/sol_manager.hpp
+++ b/sol/sol_manager.hpp
@@ -192,6 +192,9 @@
      */
     void stopPayloadInstance(uint8_t payloadInstance);
 
+    /* @brief Stop all the active SOL payload instances */
+    void stopAllPayloadInstance();
+
     /** @brief Get SOL Context by Payload Instance.
      *
      *  @param[in] payloadInstance - SOL payload instance.
@@ -264,4 +267,7 @@
     void consoleInputHandler();
 };
 
+/** @brief Callback method to close SOL sessions for SOL service change  */
+void registerSOLServiceChangeCallback();
+
 } // namespace sol