diff --git a/src/sql/resolver/ddl/ob_modify_tenant_resolver.cpp b/src/sql/resolver/ddl/ob_modify_tenant_resolver.cpp
index 7df01e7c83..17aafd5923 100644
--- a/src/sql/resolver/ddl/ob_modify_tenant_resolver.cpp
+++ b/src/sql/resolver/ddl/ob_modify_tenant_resolver.cpp
@@ -150,6 +150,12 @@ int ObModifyTenantResolver::resolve(const ParseNode &parse_tree)
       if (OB_UNLIKELY(T_IDENT != parse_tree.children_[3]->type_)) {
         ret = OB_ERR_UNEXPECTED;
         LOG_WARN("invalid parse_tree", K(ret));
+      } else if (0 != session_info_->get_tenant_name().case_compare("sys")) {
+        ret = OB_NOT_SUPPORTED;
+        LOG_USER_ERROR(OB_NOT_SUPPORTED, "normal tenants rename tenant name");
+      } else if (0 == modify_tenant_stmt->get_tenant_name().case_compare("sys")) {
+        ret = OB_NOT_SUPPORTED;
+        LOG_USER_ERROR(OB_NOT_SUPPORTED, "rename sys tenant name");
       } else {
         new_tenant_name.assign_ptr(
             (char *)(parse_tree.children_[3]->str_value_),