diff --git a/mail/templates/default/config.xet b/mail/templates/default/config.xet
index eeb8851f77..94cba7ba2e 100644
--- a/mail/templates/default/config.xet
+++ b/mail/templates/default/config.xet
@@ -84,7 +84,7 @@
 				</row>
 				<row>
                     <description value="Default toolbar actions shown in mail's HTML editor"/>
-                    <taglist id="newsettings[html_toolbar]" allowFreeEntries="false"  autocomplete_url=' '  editModeEnabled="false"/>
+                    <taglist id="newsettings[html_toolbar]" allowFreeEntries="false"  autocomplete_url=''  editModeEnabled="false"/>
                 </row>
 				<row>
 					<vbox>