diff --git a/tests/pytest/test.py b/tests/pytest/test.py
index ab08b08db2dad6af2f9844a2da9797fc0f500d40..86417ea93161c476bcbcb597200a2d8b698dc2da 100644
--- a/tests/pytest/test.py
+++ b/tests/pytest/test.py
@@ -80,7 +80,7 @@ if __name__ == "__main__":
             processID = subprocess.check_output(psCmd, shell=True)
 
         fuserCmd = "fuser -k -n tcp 6030"
-        subprocess.check_output(fuserCmd, shell=True)
+        os.system(fuserCmd)
 
         tdLog.info('stop All dnodes')
         sys.exit(0)