diff -urp mathgl-2.1.2/udav/udav.desktop mathgl-2.1.2-udav_desktop/udav/udav.desktop
--- mathgl-2.1.2/udav/udav.desktop	2013-01-28 18:34:09.000000000 +0700
+++ mathgl-2.1.2-udav_desktop/udav/udav.desktop	2013-04-15 14:55:03.841048763 +0700
@@ -1,9 +1,8 @@
 [Desktop Entry]
-Encoding=UTF-8
 Version=1.0
 Type=Application
 Terminal=false
-Icon=udav.png
+Icon=udav
 Name=UDAV
 Exec=udav
 Comment=Data handling and plotting tool