diff --git a/tests/system-test/7-tmq/tmqVnodeTransform-stb.py b/tests/system-test/7-tmq/tmqVnodeTransform-stb.py
index 18c5f8880b..ec1331ae59 100644
--- a/tests/system-test/7-tmq/tmqVnodeTransform-stb.py
+++ b/tests/system-test/7-tmq/tmqVnodeTransform-stb.py
@@ -49,7 +49,7 @@ class TDTestCase:
                     'rowsPerTbl': 10000,
                     'batchNum':   10,
                     'startTs':    1640966400000,  # 2022-01-01 00:00:00.000
-                    'pollDelay':  30,
+                    'pollDelay':  60,
                     'showMsg':    1,
                     'showRow':    1,
                     'snapshot':   0}