diff --git a/mozilla/browser/base/content/tabbrowser.xml b/mozilla/browser/base/content/tabbrowser.xml
index 5aff0ac3b97..b4ab294806f 100644
--- a/mozilla/browser/base/content/tabbrowser.xml
+++ b/mozilla/browser/base/content/tabbrowser.xml
@@ -2128,9 +2128,10 @@
         <parameter name="aFlags"/>
         <parameter name="aReferrerURI"/>
         <parameter name="aCharset"/>
+        <parameter name="aPostData"/>
         <body>
           <![CDATA[
-            return this.mCurrentBrowser.loadURIWithFlags(aURI, aFlags, aReferrerURI, aCharset);
+            return this.mCurrentBrowser.loadURIWithFlags(aURI, aFlags, aReferrerURI, aCharset, aPostData);
           ]]>
         </body>
       </method>
