diff --git a/lxqt.ks b/lxqt.ks
index 1061b7d..7ef9835 100644
--- a/lxqt.ks
+++ b/lxqt.ks
@@ -62,7 +62,7 @@ find /boot -name 'vmlinuz-*' | sort -u | while read -r line ; do
 			not_exist_list="${not_exist_list} ${i}"
 		fi
 	done
-	sed -i -e 's,=",=" ,g' "$C"
+	sed -i -e 's,+=",+=" ,g' "$C"
 	for i in ${not_exist_list} ; do
 		sed -i -E -e "s,[[:blank:]]${i}[[:blank:]], ,g" "$C"
 	done