diff --git a/scripts/check_dilate.sh b/scripts/check_dilate.sh
index 74425518d..63672d07e 100755
--- a/scripts/check_dilate.sh
+++ b/scripts/check_dilate.sh
@@ -4,24 +4,24 @@ result=
 
 dil_path=$1
 
-result=$(find $2 -iname '*.png' -print0 | while IFS= read -r -d $'\0' file; do
+result=$(find "$2" -iname '*.png' -print0 | while IFS= read -r -d $'\0' file; do
 	new_file=$(mktemp --tmpdir "$(basename "$file" .png).XXX.png")
 	cp "$file" "$new_file"
-	convert "$new_file" "${new_file}_old.bmp" >> /dev/null
-	${dil_path}/dilate "$new_file" >> /dev/null
-	convert "$new_file" "${new_file}_new.bmp" >> /dev/null
+	convert "$new_file" "${new_file}_old.bmp" > /dev/null
+	"${dil_path}"/dilate "$new_file" > /dev/null
+	convert "$new_file" "${new_file}_new.bmp" > /dev/null
 	orig_hash=$(identify -quiet -format "%#" "${new_file}_old.bmp")
 	new_hash=$(identify -quiet -format "%#" "${new_file}_new.bmp")
 	rm "$new_file"
 	rm "${new_file}_old.bmp"
 	rm "${new_file}_new.bmp"
 	if [ "$orig_hash" != "$new_hash" ]; then
-		printf "$file is not dilated\n"
+		echo "$file is not dilated"
 	fi
 done)
 
 if [[ "$result" != "" ]]; then
-	printf "$result"
+	echo -n "$result"
 	exit 1
 fi