--- a/Makefile.am
+++ b/Makefile.am
@@ -7,7 +7,7 @@
 desktopdir = $(datadir)/applications
 desktop_DATA = ltris.desktop
 icondir = $(datadir)/icons
-icon_DATA = ltris128.png
+icon_DATA = ltris.png
 
 AUTOMAKE_OPTIONS = foreign
 
@@ -15,7 +15,7 @@
 # the right way to handle it? At least it works... as long as $datadir
 # does not contain plus signs. :-)
 ltris.desktop:
-	@sed -e "s+Icon=+Icon=$(datadir)/icons/ltris128.png+" \
+	@sed -e "s+Icon=+Icon=ltris+" \
 	< ltris.desktop.in > ltris.desktop
 
 ACLOCAL_AMFLAGS = -I m4