diff --git a/lib/drmhelper/helper.py b/lib/drmhelper/helper.py
index 60c15df..0d38c0d 100644
--- a/lib/drmhelper/helper.py
+++ b/lib/drmhelper/helper.py
@@ -4,7 +4,7 @@
 import platform
 import posixpath
 import tempfile
-from pipes import quote
+from shlex import quote
 
 import future.moves.builtins as builtins