diff --git a/tests/pytest/util/dnodes.py b/tests/pytest/util/dnodes.py
index ae4ba97eb3d6c9d9530d9f218bf05dd25aff3b02..698c3caa5541fbf39570b66fd1a130888d8d8be2 100644
--- a/tests/pytest/util/dnodes.py
+++ b/tests/pytest/util/dnodes.py
@@ -556,7 +556,7 @@ class TDDnodes:
         psCmd = "ps -ef|grep -w taosd| grep -v grep| grep -v defunct | awk '{print $2}'"
         processID = subprocess.check_output(psCmd, shell=True).decode("utf-8")
         while(processID):
-            killCmd = "kill -TERM %s > /dev/null 2>&1" % processID
+            killCmd = "kill -9 %s > /dev/null 2>&1" % processID
             os.system(killCmd)
             time.sleep(1)
             processID = subprocess.check_output(