diff --git a/linux/bin/asdf b/linux/bin/asdf
index 60e3a37c..6b7deec0 100755
--- a/linux/bin/asdf
+++ b/linux/bin/asdf
@@ -160,7 +160,7 @@ else
 			set_xkbmap "${NEO_XKBMAP}" "${NEO_XKBVARIANT}"
 			;;
 		xmodmap)
-			if [ `grep -c 'dead_dasia' ${KEYSYMDEF}` -eq 0 ]; then
+			if [ ! -f ${KEYSYMDEF} ] || [ `grep -c 'dead_dasia' ${KEYSYMDEF}` -eq 0 ]; then
 				$ECHO_e "${red}Das System scheint älter zu sein, weiche auf neo_de_alternative aus.${normal}"
 				NEO_XMODMAP=${NEO_XMODMAP_ALTERNATIVE}
 			fi