diff --git a/matrix.py b/matrix.py
index c67c15c..2a2660c 100755
--- a/matrix.py
+++ b/matrix.py
@@ -23,7 +23,7 @@ args = parser.parse_args()
 
 mode = args.mode
 backup_file = args.backup_file
-directory = args.directory
+directory = args.directory.rstrip("/")
 
 def backup():
     fd = open(backup_file,"w+")
@@ -37,7 +37,7 @@ def backup():
             result.append(res)
     for f_name_tmp in result:
         try:
-            f_name = f_name_tmp.lstrip(directory)
+            f_name = f_name_tmp.replace(directory,'').lstrip("/")
             f_perm = str(oct(os.stat(f_name_tmp).st_mode))
             line = "%s|%s\n" % (f_name,f_perm)
             fd.write(line)