diff --git a/tests/system-test/0-others/telemetry.py b/tests/system-test/0-others/telemetry.py
index bc5d276faa92e2ec6226a7b36c4ac5b0b3d46420..c62e3c2487e6e95eca7c42e1e30f4debbabba5be 100644
--- a/tests/system-test/0-others/telemetry.py
+++ b/tests/system-test/0-others/telemetry.py
@@ -181,7 +181,7 @@ class TDTestCase:
     def run(self):  # sourcery skip: extract-duplicate-method, remove-redundant-fstring
         tdSql.prepare()
         # time.sleep(2)
-        vgroups = "30"
+        vgroups = "8"
         sql = "create database db3 vgroups " + vgroups
         tdSql.query(sql)