--- a/browser/components/preferences/main.xul
+++ b/browser/components/preferences/main.xul
@@ -111,17 +111,17 @@
             <menuitem label="&startupBlankPage.label;"    value="0"/>
             <menuitem label="&startupLastSession.label;"  value="3"/>
           </menupopup>
         </menulist>
       </hbox>
       <separator class="thin"/>
       <hbox align="center">
         <label value="&location.label;" accesskey="&location.accesskey;" control="browserHomePage"/>
-        <textbox id="browserHomePage" class="padded" flex="1"
+        <textbox id="browserHomePage" class="padded uri-element" flex="1"
                  type="autocomplete" autocompletesearch="history"
                  preference="browser.startup.homepage"/>
       </hbox>
       <hbox align="center" pack="end">
         <button label="" accesskey="&useCurrentPage.accesskey;"
                 label1="&useCurrentPage.label;"
                 label2="&useMultiple.label;"
                 oncommand="gMainPane.setHomePageToCurrent();"