diff --git a/tests/tiup-cluster/script/cmd_subtest.sh b/tests/tiup-cluster/script/cmd_subtest.sh
index 3e54c34d98..e34c92e57f 100755
--- a/tests/tiup-cluster/script/cmd_subtest.sh
+++ b/tests/tiup-cluster/script/cmd_subtest.sh
@@ -116,9 +116,9 @@ function cmd_subtest() {
     echo "$display_result" | grep "Since"
 
     # Test rename
-    tiup-cluster $client rename $name "tmp-cluster-name"
+    tiup-cluster $client --yes rename $name "tmp-cluster-name"
     tiup-cluster $client display "tmp-cluster-name"
-    tiup-cluster $client rename "tmp-cluster-name" $name
+    tiup-cluster $client --yes rename "tmp-cluster-name" $name
 
     # Test enable & disable
     tiup-cluster $client exec $name -R tidb --command="systemctl status tidb-4000|grep 'enabled;'"
diff --git a/tests/tiup-cluster/script/scale_core.sh b/tests/tiup-cluster/script/scale_core.sh
index 508b58a635..05961f8615 100755
--- a/tests/tiup-cluster/script/scale_core.sh
+++ b/tests/tiup-cluster/script/scale_core.sh
@@ -29,7 +29,7 @@ function scale_core() {
 
     tiup-cluster $client display $name
 
-    tiup-cluster $client reload $name --skip-restart
+    tiup-cluster $client --yes reload $name --skip-restart
 
     if [ $test_tls = true ]; then
         total_sub_one=18