diff --git a/src/dinner.py b/src/dinner.py
index bb18c4e..e4d883e 100644
--- a/src/dinner.py
+++ b/src/dinner.py
@@ -104,20 +104,22 @@ def dinner_update():
     if not is_valid_user(nickname):
         return make_response(json.dumps(dict(code=-1, data="你不能投票(*^_^*)")))
     if not user_menu:
-        set_user_menu({}, nickname)
+        set_user_menu({}, nickname, [])
         return make_response(json.dumps(dict(code=0, data="OK")))
     user_menu = json.loads(user_menu)
     choice = user_menu['choice']
-    dislike = user_menu['dislike']
+    dislike = user_menu.get('dislike')
+    if dislike is None:
+        dislike = []
     # 计算总投票数值
     summary = sum(abs(int(value)) for value in choice.values())
     if summary <= 0:
-        set_user_menu({}, nickname)
+        set_user_menu({}, nickname, dislike)
         return make_response(json.dumps(dict(code=0, data="OK")))
     # 投票数归一化
     for key in choice:
         choice[key] = abs(int(choice[key])) / summary
-    set_user_menu(choice, nickname)
+    set_user_menu(choice, nickname, dislike)
     return make_response(json.dumps(dict(code=0, data="OK")))
 
 
diff --git a/templates/dinner.html b/templates/dinner.html
index 3e0946a..37dfaf5 100644
--- a/templates/dinner.html
+++ b/templates/dinner.html
@@ -17,7 +17,7 @@
             <div class="mb-3">
                 <div class="input-group">
                     <label class="input-group-text" for="inputName" id="basic-addon1">姓名</label>
-                    <input type="text" class="form-control" {{ 'disabled="disabled"' if user_menu.nickname else '' | safe }}
+                    <input type="text" class="form-control" {{ 'readonly="readonly"' if user_menu.nickname else '' | safe }}
                            id="inputName" name="nickname" value="{{ user_menu.nickname }}">
                 </div>
             </div>
@@ -35,7 +35,7 @@
                                 <span class="percentage">{{ '{:.2f}'.format((user_menu.menu.get(choice.name) or 0) * 100) }}</span>%
                             </label>
                             <input type="range" class="form-range"
-                                   id="range{{ loop.index }}" name="choice.{{ choice.name }}"
+                                   id="range{{ loop.index }}" name="choice[{{ choice.name }}]"
                                    min="0" max="10" step="1"
                                    value="{{ (user_menu.menu.get(choice.name) or 0) * 10 }}">
                         </div>