diff --git a/source/client/src/clientHb.c b/source/client/src/clientHb.c
index 9b85d403be..1cf53881a8 100644
--- a/source/client/src/clientHb.c
+++ b/source/client/src/clientHb.c
@@ -873,7 +873,6 @@ int hbMgrInit() {
 
   TdThreadMutexAttr attr = {0};
   taosThreadMutexAttrSetType(&attr, PTHREAD_MUTEX_RECURSIVE);
-
   int ret = taosThreadMutexAttrInit(&attr);
   assert(ret == 0);