diff --git a/src/modules/dropdown.js b/src/modules/dropdown.js
index c0ae6148..66044446 100644
--- a/src/modules/dropdown.js
+++ b/src/modules/dropdown.js
@@ -106,12 +106,12 @@ layui.define(['jquery', 'laytpl', 'lay'], function(exports){
     }
 
     //若重复执行 render，则视为 reload 处理
-    if(!rerender && elem[0] && elem.data(MOD_INDEX)){;
+    if(!rerender && elem[0] && elem.data(MOD_INDEX)){
       var newThat = thisModule.getThis(elem.data(MOD_INDEX));
       if(!newThat) return;
 
       return newThat.reload(options);
-    };
+    }
     
     //初始化 id 参数
     options.id = ('id' in options) ? options.id : that.index;
@@ -482,7 +482,7 @@ layui.define(['jquery', 'laytpl', 'lay'], function(exports){
 
       if(('isAllowSpread' in options) ? options.isAllowSpread : true){
         thisModule.spread(elemGroup);
-      };
+      }
     });
     
     //判断子级菜单是否超出屏幕
@@ -507,7 +507,7 @@ layui.define(['jquery', 'laytpl', 'lay'], function(exports){
       //是否超出底部屏幕
       if(rect.bottom > _WIN.height()){
         elemPanel.eq(0).css('margin-top', -(rect.bottom - _WIN.height() + 5));
-      };
+      }
     }).on('mouseleave', ELEM_LI_PAR, function(e){
       var othis = $(this)
       ,elemPanel = othis.children('.'+ STR_MENU_PANEL);