diff --git a/tests/system-test/7-tmq/tmqConsFromTsdb1-1ctb.py b/tests/system-test/7-tmq/tmqConsFromTsdb1-1ctb.py
index 4dcc0b963f..58e3c2ba2c 100644
--- a/tests/system-test/7-tmq/tmqConsFromTsdb1-1ctb.py
+++ b/tests/system-test/7-tmq/tmqConsFromTsdb1-1ctb.py
@@ -200,7 +200,7 @@ class TDTestCase:
         tdLog.info("pkill consume processor")
         tdCom.killProcessor("tmq_sim")
 
-        # time.sleep(10)
+        time.sleep(6)
 
         # reinit consume info, and start tmq_sim, then check consume result
         tmqCom.initConsumerTable()