diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index 844610e54..f77a831fb 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -876,9 +876,9 @@ submittojoinclass=(value)=>{
 				<a href={"/"} onClick={()=>this.headtypesonClick("/",false)} className={"fl mr30 ml25 mt10"}>
           {
             mygetHelmetapi2===undefined||mygetHelmetapi2.nav_logo_url===null||mygetHelmetapi2.nav_logo_url===undefined?
-              <img alt="高校智能化教学与实训平台" className="logoimg" src={getImageUrl("images/educoder/headNavLogo.png?1526520218")}></img>
+              <img alt="高校智能化教学与实训平台" className="logoimg" style={{heigth:"40px"}} src={getImageUrl("images/educoder/headNavLogo.png?1526520218")}></img>
               :
-              <img alt="高校智能化教学与实训平台" className="logoimg" src={getImageUrl(mygetHelmetapi2.nav_logo_url)}></img>
+              <img alt="高校智能化教学与实训平台" className="logoimg" style={{heigth:"40px"}} src={getImageUrl(mygetHelmetapi2.nav_logo_url)}></img>
           }
 				</a>