--- a/jack-rack.desktop
+++ b/jack-rack.desktop
@@ -3,7 +3,7 @@
 Comment=Stereo LADSPA effects rack
 Comment[ru]=Стойка эффектов LADSPA
 Exec=jack-rack
-Icon=jack-rack-icon.png
+Icon=jack-rack-icon
 Terminal=false
 Type=Application
-Categories=GNOME;Application;AudioVideo;
+Categories=GNOME;GTK;AudioVideo;