diff --git a/src/modules/tpm/NewHeader.js b/src/modules/tpm/NewHeader.js
index 468da2fe6..cc33d4d1c 100644
--- a/src/modules/tpm/NewHeader.js
+++ b/src/modules/tpm/NewHeader.js
@@ -721,7 +721,7 @@ class NewHeader extends Component {
             <GotoQQgroup {...this.state} {...this.props} setgoshowqqgtounp={(bool) => this.setgoshowqqgtounp(bool)}></GotoQQgroup>
             :""
           }
-          <a href={"http://39.105.176.215/"} onClick={() => this.headtypesonClick("/", false)} className={"fl mr30"}>
+          <a href={mygetHelmetapi2 && mygetHelmetapi2.new_course.default_url} className={"fl mr30"}>
             {
               mygetHelmetapi2 && mygetHelmetapi2.nav_logo_url && mygetHelmetapi2.nav_logo_url ?
               <img alt="可控开源社区" className="logoimg" style={{ heigth: "40px" }} src={getImageUrl(mygetHelmetapi2.nav_logo_url)}></img>