diff --git a/tests/army/cmdline/fullopt.py b/tests/army/cmdline/fullopt.py
index 0cb1ee130c..4c320b87c6 100644
--- a/tests/army/cmdline/fullopt.py
+++ b/tests/army/cmdline/fullopt.py
@@ -154,6 +154,7 @@ class TDTestCase(TBase):
         sc.dnodeStop(idx)
         etool.exeBinFile("taos", f'-n server', wait=False)
         time.sleep(3)
+        etool.exeBinFile("taos", f'-n client', wait=True)
         eos.exe("pkill -9 taos")
 
         # call enter password