diff --git a/src/forge/Head/Header.js b/src/forge/Head/Header.js
index 9a44b7b07..7f52150fc 100644
--- a/src/forge/Head/Header.js
+++ b/src/forge/Head/Header.js
@@ -600,14 +600,14 @@ class NewHeader extends Component {
             <GotoQQgroup {...this.state} {...this.props} setgoshowqqgtounp={(bool) => this.setgoshowqqgtounp(bool)}></GotoQQgroup>
             :""
           }
-          <a href={settings && settings.new_course.default_url} className={"fl mr30"} style={{minWidth:"45px"}}>
-            {
-              settings && settings.nav_logo_url ?
+          {
+            settings && settings.nav_logo_url ?
+            <a href={settings && settings.new_course.default_url} className={"fl mr30"} style={{minWidth:"45px"}}>
               <img alt="可控开源社区" className="logoimg" style={{ heigth: "40px" }} src={getImageUrl(`/${settings.nav_logo_url}`)}></img>
-              :
-              <img alt="可控开源社区" className="logoimg" style={{ heigth: "40px" }} src={logo}></img>
-            }
-          </a>
+            </a>
+            :
+            ""
+          }
           <div className="head-nav pr" id={"head-navpre1"}>
             {
               settings && settings.navbar && settings.navbar.length > 0 ?