diff --git a/src/client/src/tscSystem.c b/src/client/src/tscSystem.c
index 52ede2318fbe62eafbfe763a03aa4c24c7e72983..1f544176865ed7f1852c3ef65ad7af41e8237696 100644
--- a/src/client/src/tscSystem.c
+++ b/src/client/src/tscSystem.c
@@ -154,6 +154,7 @@ void taos_init_imp(void) {
   if (tscNumOfThreads < 2) {
     tscNumOfThreads = 2;
   }
+  taosTmrThreads = tscNumOfThreads;
 
   tscQhandle = taosInitScheduler(queueSize, tscNumOfThreads, "tsc");
   if (NULL == tscQhandle) {