diff --git a/iframeschemehandler.cpp b/iframeschemehandler.cpp
index b050cd14..52d20f04 100644
--- a/iframeschemehandler.cpp
+++ b/iframeschemehandler.cpp
@@ -55,13 +55,19 @@ void IframeSchemeHandler::requestStarted(QWebEngineUrlRequestJob *requestJob)
     articleString.remove( baseTag ) ;
 
     QRegularExpression headTag( "<head\\b.*?>",
-                             QRegularExpression::CaseInsensitiveOption
-                               | QRegularExpression::DotMatchesEverythingOption );
+                                QRegularExpression::CaseInsensitiveOption
+                                  | QRegularExpression::DotMatchesEverythingOption );
     auto match = headTag.match( articleString, 0 );
     if( match.hasMatch() )
     {
       articleString.insert( match.capturedEnd(), baseTagHtml );
     }
+    else
+    {
+      // the html contain no head element
+      // just insert at the beginning of the html ,and leave it at the mercy of browser(chrome webengine)
+      articleString.insert( 0, baseTagHtml );
+    }
 
     buffer->setData(codec->fromUnicode(articleString));