diff --git a/pkgs/development/python-modules/click-default-group/default.nix b/pkgs/development/python-modules/click-default-group/default.nix
index daf522fe6534..eeee7370b7e3 100644
--- a/pkgs/development/python-modules/click-default-group/default.nix
+++ b/pkgs/development/python-modules/click-default-group/default.nix
@@ -1,20 +1,20 @@
-{ lib, buildPythonPackage, fetchFromGitHub, click, pytest_3 }:
+{ lib, buildPythonPackage, fetchFromGitHub, click, pytest }:
 
 buildPythonPackage rec {
   pname = "click-default-group";
-  version = "1.2";
+  version = "1.2.1";
 
   # No tests in Pypi tarball
   src = fetchFromGitHub {
     owner = "click-contrib";
     repo = "click-default-group";
     rev = "v${version}";
-    sha256 = "0lm2k4jvy4ilvv91niawklfnp5mp7wa8c1bicsqdfzrxmw7jliwp";
+    sha256 = "1wdmabfpmzxpiww0slinvxm9xjyxql250dn1pvjijq675pxafiz4";
   };
 
   propagatedBuildInputs = [ click ];
 
-  checkInputs = [ pytest_3 ];
+  checkInputs = [ pytest ];
 
   meta = with lib; {
     homepage = https://github.com/click-contrib/click-default-group;