diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index f8b0fc595..01a5a6a05 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -477,7 +477,7 @@ submittojoinclass=(value)=>{
 
   inputjoinclassvalue=(e)=>{
     console.log(e.target.value.length);
-    if(e.target.value.length>=7||e.target.value.length<6){
+    if(e.target.value.length>=7){
       this.openNotification("请输入6位项目邀请码!");
       return
     }