diff --git a/style/components/switch.less b/style/components/switch.less
index 1dc2df015e..cc95263420 100644
--- a/style/components/switch.less
+++ b/style/components/switch.less
@@ -40,17 +40,17 @@
   &-small {
     height: 14px;
     line-height: 12px;
-    width: 32px;
+    width: 28px;
     &:after {
       width: 12px;
       height: 12px;
       top: 0;
-      left: 1px;
+      left: 0;
     }
   }
 
   &-small&-checked:after {
-    left: 17px;
+    left: 14px;
   }
 
   &-checked {