diff --git a/packages/components/_private/selector/style/multiple.less b/packages/components/_private/selector/style/multiple.less
index af952cf5d..a49d8fad1 100644
--- a/packages/components/_private/selector/style/multiple.less
+++ b/packages/components/_private/selector/style/multiple.less
@@ -100,10 +100,6 @@
 
   &.@{selector-prefix}-sm {
     .select-size(@select-height-sm, @select-font-size-sm);
-
-    .@{selector-prefix}-input {
-      margin: 0;
-    }
   }
 
   &.@{selector-prefix}-md {