diff --git a/pkgs/development/python-modules/kaptan/default.nix b/pkgs/development/python-modules/kaptan/default.nix
index 425a3b29f13..89f2c1ecaca 100644
--- a/pkgs/development/python-modules/kaptan/default.nix
+++ b/pkgs/development/python-modules/kaptan/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "kaptan";
-  version = "0.5.10";
+  version = "0.5.11";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "44df200d030975650a3a832c13b48cafdeb1a237b23de181d6a2346107e39da3";
+    sha256 = "8403d6e48200c3f49cb6d6b3dcb5898aa5ab9d820831655bf9a2403e00cd4207";
   };
 
   propagatedBuildInputs = [ pyyaml ];