diff --git a/k8s/template-yaml/k8s-3nacos.yaml b/k8s/template-yaml/k8s-3nacos.yaml
index 607ceac5..c21d6cf5 100644
--- a/k8s/template-yaml/k8s-3nacos.yaml
+++ b/k8s/template-yaml/k8s-3nacos.yaml
@@ -24,7 +24,7 @@ spec:
         - name: MODE
           value: standalone
         - name: MYSQL_SERVICE_HOST
-          value: mysql2.argo.svc
+          value: mysql.argo.svc
         - name: MYSQL_SERVICE_PORT
           value: "3306"
         - name: MYSQL_SERVICE_DB_NAME