diff --git a/solutions/tflite_micro_speech_demo/player/player.c b/solutions/tflite_micro_speech_demo/player/player.c
index 15837bca3b..085ec0ca95 100644
--- a/solutions/tflite_micro_speech_demo/player/player.c
+++ b/solutions/tflite_micro_speech_demo/player/player.c
@@ -134,6 +134,7 @@ int32_t player_stop(void)
     uvocplayer->stop_async();
     uvocplayer->clr_source();
 
+    return 0;
 }
 
 
@@ -145,8 +146,11 @@ int32_t player_wait_complete(void)
     if (ret < 0)
         aos_msleep(1000);
     aos_msleep(500);
+
+    return 0;
 }
 
+
 int32_t player_init(player_cb_t cb)
 {
     int32_t ret;