diff --git a/pkgs/development/python-modules/web/default.nix b/pkgs/development/python-modules/web/default.nix
index fb777ad4129..c6a25c7d1b7 100644
--- a/pkgs/development/python-modules/web/default.nix
+++ b/pkgs/development/python-modules/web/default.nix
@@ -5,13 +5,13 @@
 }:
 
 buildPythonPackage rec {
-  version = "0.39";
+  version = "0.40";
   pname = "web.py";
   disabled = isPy3k;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "7e7224493a51f6fbf02f3ce7f2011bcd9e5ebdfce0ee25e5921fdf665ba07542";
+    sha256 = "dc5e42ffbc42d77d07f75b7acca9975a3368ae609774e49ddebb497a784131f3";
   };
 
   meta = with stdenv.lib; {