diff --git a/public/react/src/modules/question/component/Headplugselections.js b/public/react/src/modules/question/component/Headplugselections.js
index 4da7a57e3..d683ad43e 100644
--- a/public/react/src/modules/question/component/Headplugselections.js
+++ b/public/react/src/modules/question/component/Headplugselections.js
@@ -260,7 +260,7 @@ class Headplugselections extends Component {
 												disciplinesdata&&disciplinesdata.map((item,key)=>{
 													return(
 														item.sub_disciplines.length>0?
-															<Dropdown getPopupContainer={trigger => trigger.parentNode} overlay={	overlaymenu(item.sub_disciplines,item.id)} key={key} placement={"bottomRight"}>
+															<Dropdown getPopupContainer={trigger => trigger.parentNode} overlay={	overlaymenu(item.sub_disciplines,item.id)} key={key} placement="bottomLeft">
 																<li  key={key} className={parseInt(shixunsearchAllvalue)===item.id?"shaiItem shixun_repertoire active":"shaiItem shixun_repertoire"} value={item.id}  onClick={()=>this.shixunserdchAlls(item.sub_disciplines,item.id)}>
 																	{item.name}
 																</li>