diff --git a/src/util/src/tcache.c b/src/util/src/tcache.c
index 6c20980e181a78f12a34328b430119938b685d91..434d88894b82582ca66e149ad6cab52fb1f63c4d 100644
--- a/src/util/src/tcache.c
+++ b/src/util/src/tcache.c
@@ -71,7 +71,7 @@ static pthread_once_t cacheThreadInit = PTHREAD_ONCE_INIT;
 static pthread_mutex_t guard          = PTHREAD_MUTEX_INITIALIZER;
 static SArray* pCacheArrayList        = NULL;
 
-static void doInitRefreshThread() {
+static void doInitRefreshThread(void) {
   pCacheArrayList = taosArrayInit(4, POINTER_BYTES);
 
   pthread_attr_t thattr;