diff --git a/src/borg/shellpattern.py b/src/borg/shellpattern.py
index 7c3d76b21..f71c3b9ce 100644
--- a/src/borg/shellpattern.py
+++ b/src/borg/shellpattern.py
@@ -15,7 +15,7 @@ def translate(pat, match_end=r"\Z"):
 
     This function is derived from the "fnmatch" module distributed with the Python standard library.
 
-    Copyright (C) 2001-2017 Python Software Foundation. All rights reserved.
+    Copyright (C) 2001-2016 Python Software Foundation. All rights reserved.
 
     TODO: support {alt1,alt2} shell-style alternatives