diff -urN dia-0.94.orig/dia.desktop.in dia-0.94/dia.desktop.in
--- dia-0.94.orig/dia.desktop.in	2004-11-17 00:00:53.000000000 +0100
+++ dia-0.94/dia.desktop.in	2004-11-17 00:02:03.000000000 +0100
@@ -6,6 +6,6 @@
 Exec=dia
 Icon=dia_gnome_icon.png
 Terminal=false
-Categories=GNOME;Application;Graphics;
+Categories=GTK;GNOME;Graphics;
 StartupNotify=true
 MimeType=application/x-dia-diagram;