diff --git a/hash-files b/hash-files
index df2c660..840b0e2 100755
--- a/hash-files
+++ b/hash-files
@@ -41,7 +41,7 @@ mdls_per_file () {
 		fi
 		IFS=$old_IFS
 	done
-	printf '%s\n' $mdls_properties
+	IFS=',';echo "${mdls_properties[*]}";IFS=$'\n'
 }