--- ./geogebra.desktop.orig	2012-10-07 14:22:36.000000000 +0200
+++ ./geogebra.desktop	2012-10-07 14:22:43.000000000 +0200
@@ -27,5 +27,5 @@
 Type=Application
 StartupNotify=true
 StartupWMClass=geogebra-GeoGebra
-Categories=Education;Math;
+Categories=Education;Math;Science;
 MimeType=application/vnd.geogebra.file;application/vnd.geogebra.tool;