diff --git a/erpc_c/port/erpc_threading.h b/erpc_c/port/erpc_threading.h
index 5a194674..f2825714 100644
--- a/erpc_c/port/erpc_threading.h
+++ b/erpc_c/port/erpc_threading.h
@@ -478,7 +478,7 @@ class Semaphore
      * @param[in] timeoutUsecs Time how long can wait for getting semaphore in [us].
      *
      * @retval true When semaphore got successfully.
-     * @retval false When mutex didn't get.
+     * @retval false When failed getting semaphore or if timeout expired.
      */
     bool get(uint32_t timeoutUsecs = kWaitForever);