fix build warnings

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/device/audio_test_multi_rate/src/main.c b/examples/device/audio_test_multi_rate/src/main.c
index 4dd53dd34..078e783eb 100644
--- a/examples/device/audio_test_multi_rate/src/main.c
+++ b/examples/device/audio_test_multi_rate/src/main.c
@@ -268,7 +268,7 @@ bool tud_audio_set_req_entity_cb(uint8_t rhport, tusb_control_request_t const *
 
         sampFreq = (uint32_t)((audio_control_cur_4_t *)pBuff)->bCur;
 
-        TU_LOG2("Clock set current freq: %d\r\n", sampFreq);
+        TU_LOG2("Clock set current freq: %lu\r\n", sampFreq);
 
         return true;
       break;