diff --git a/src/pages/authority/user/organizationuser.vue b/src/pages/authority/user/organizationuser.vue
index dcdb626b6eb2996d83fd7d074a1ea0733f114ab4..0286bfcac94f74e575199f1bb35e0c97ecd8b605 100644
--- a/src/pages/authority/user/organizationuser.vue
+++ b/src/pages/authority/user/organizationuser.vue
@@ -206,12 +206,12 @@ export default {
       }, 1000);
     };
     var user_name_pass = (rule, value, callback) => {
-      var reg = /^[a-zA-Z0-9|\-|_|\.]+$/;
+      var reg = /^[a-z0-9|\-|_|\.]+$/;
       setTimeout(() => {
         if (reg.test(value)) {
           callback();
         } else {
-          callback(new Error("只支持字母、数字、-、_、."));
+          callback(new Error("只支持小写字母、数字、-、_、."));
         }
       }, 100);
     };