diff --git a/src/views/users/components/NewAccountDialog.vue b/src/views/users/components/NewAccountDialog.vue
index 5b32985d..b25abd5c 100644
--- a/src/views/users/components/NewAccountDialog.vue
+++ b/src/views/users/components/NewAccountDialog.vue
@@ -122,7 +122,7 @@ export default {
       return re.test(email)
     },
     validNickname(nickname) {
-      var re = /^[a-zA-Z\d]+$/
+      var re = /^[a-zA-Z\d_-]+$/
       return re.test(nickname)
     }
   }