diff --git a/pkgs/development/python-modules/ddt/default.nix b/pkgs/development/python-modules/ddt/default.nix
index a660aaafca8..94928e684d9 100644
--- a/pkgs/development/python-modules/ddt/default.nix
+++ b/pkgs/development/python-modules/ddt/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "ddt";
-  version = "1.2.2";
+  version = "1.4.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "9f79cf234064cf9b43492b72da35c473de3f03163d37bd13cec5bd8d200dda6b";
+    sha256 = "0595e70d074e5777771a45709e99e9d215552fb1076443a25fad6b23d8bf38da";
   };
 
   checkInputs = [ nose six pyyaml mock ];