diff --git a/packages/common/style/var.less b/packages/common/style/var.less
index 9ac06e0d..762e9314 100644
--- a/packages/common/style/var.less
+++ b/packages/common/style/var.less
@@ -645,7 +645,7 @@
 @dropdown-menu-title-text-color: @text-color;
 @dropdown-menu-title-active-text-color: @red;
 @dropdown-menu-title-disabled-text-color: @gray-6;
-@dropdown-menu-title-padding: 0 @padding-xs;
+@dropdown-menu-title-padding: 0 @padding-lg 0 @padding-xs;
 @dropdown-menu-title-line-height: 18px;
 @dropdown-menu-option-active-color: @red;
 @dropdown-menu-box-shadow: 0 2px 12px fade(@gray-7, 12);
diff --git a/packages/dropdown-menu/index.less b/packages/dropdown-menu/index.less
index e91e40d9..93ca750a 100644
--- a/packages/dropdown-menu/index.less
+++ b/packages/dropdown-menu/index.less
@@ -56,7 +56,7 @@
     &::after {
       position: absolute;
       top: 50%;
-      right: -4px;
+      right: 11px;
       margin-top: -5px;
       border: 3px solid;
       border-color: transparent transparent currentColor currentColor;