diff --git a/tools/db/import-md5-list b/tools/db/import-md5-list
index d058b0f..1216e89 100755
--- a/tools/db/import-md5-list
+++ b/tools/db/import-md5-list
@@ -53,10 +53,10 @@ function help() {
 
   exit 0
 }
-if [ "$mode" == "help" ] && help
+[ "$mode" == "help" ] && help
 
 ##check & prepair args
-[ ${mode:0:1} == "e" ] && touch "$md5"
+[ "${mode:0:1}" == "e" ] && touch "$md5"
 [ -f "$md5" ] || { echo "md5 \"$md5\" do not exist"; exit 1; }	# check md5
 [ -z "$moviedir" ] && [ -f "$globalconf" ] && {					# if (no argument) and (globalconf exist)
   if [ -z "$(grep "moviedir=" "$globalconf" )" ]; then			# and (moviedir is NOT in globalconf)