diff --git a/alibabacloud_credentials/provider/refreshable.py b/alibabacloud_credentials/provider/refreshable.py
index 510d311..967024e 100644
--- a/alibabacloud_credentials/provider/refreshable.py
+++ b/alibabacloud_credentials/provider/refreshable.py
@@ -26,7 +26,6 @@
 
 
 def _shutdown_handler():
-    log.debug("Shutting down executor...")
     EXECUTOR.shutdown(wait=False)