diff --git a/doc/en/Glade/XML.xml b/doc/en/Glade/XML.xml
index ed52cc4da..77fc24e27 100644
--- a/doc/en/Glade/XML.xml
+++ b/doc/en/Glade/XML.xml
@@ -867,7 +867,7 @@ of this method.</summary>
         <summary>Constructs an instance from a buffer.</summary>
         <returns>boolean representing success.</returns>
         <remarks />
-	<since version="Gtk# 2.12" />
+        <since version="Gtk# 2.12" />
       </Docs>
     </Member>
   </Members>