diff --git a/components/dropdown/demo/basic.md b/components/dropdown/demo/basic.md
index a516eac39b5b79fd7344f87f0a5fec888808cf12..872806ed30d4b53b84ca91ff204cbbc0ed06e19c 100644
--- a/components/dropdown/demo/basic.md
+++ b/components/dropdown/demo/basic.md
@@ -23,7 +23,7 @@ var menu = <Menu>
 
 React.render(
   <Dropdown overlay={menu}>
-    <button className="ant-btn ant-btn-ghost">
+    <button className="ant-btn ant-btn-default">
       点我下来 <i className="anticon anticon-caret-down"></i>
     </button>
   </Dropdown>
diff --git a/components/dropdown/demo/event.md b/components/dropdown/demo/event.md
index b153c0dd152106ee88b1f83a47da7e2ec88d8e56..054f48e2da7febd20a012b0c4ef7267b865315a5 100644
--- a/components/dropdown/demo/event.md
+++ b/components/dropdown/demo/event.md
@@ -22,8 +22,8 @@ var menu = <Menu onClick={onClick}>
 
 React.render(
   <Dropdown overlay={menu}>
-    <button className="ant-btn ant-btn-ghost">
-      鼠标移入 <i className="anticon anticon-caret-down"></i>
+    <button className="ant-btn ant-btn-default">
+      鼠标移入，点击菜单 <i className="anticon anticon-caret-down"></i>
     </button>
   </Dropdown>
 , document.getElementById('components-dropdown-demo-event'));
diff --git a/components/dropdown/demo/trigger.md b/components/dropdown/demo/trigger.md
index 93b54c7c4c8769daaca420dfc957d1e3af69fa52..16cbb6e350945cfa76ee536ac9fa06100fedc2df 100644
--- a/components/dropdown/demo/trigger.md
+++ b/components/dropdown/demo/trigger.md
@@ -23,12 +23,12 @@ var menu = <Menu>
 
 React.render(<div>
   <Dropdown overlay={menu} trigger="click">
-    <button className="ant-btn ant-btn-ghost">
-      点我下来 <i className="anticon anticon-caret-down"></i>
+    <button className="ant-btn ant-btn-primary">
+      点击触发 <i className="anticon anticon-caret-down"></i>
     </button>
   </Dropdown>
   <Dropdown overlay={menu}>
-    <button className="ant-btn ant-btn-ghost">
+    <button className="ant-btn ant-btn-default">
       鼠标移入 <i className="anticon anticon-caret-down"></i>
     </button>
   </Dropdown>