diff --git a/pkgs/development/python-modules/pytest-subtests/default.nix b/pkgs/development/python-modules/pytest-subtests/default.nix
index 3be2adc11a4..9cd0e66af7b 100644
--- a/pkgs/development/python-modules/pytest-subtests/default.nix
+++ b/pkgs/development/python-modules/pytest-subtests/default.nix
@@ -2,12 +2,12 @@
 
 buildPythonPackage rec {
   pname = "pytest-subtests";
-  version = "0.3.2";
+  version = "0.4.0";
   disabled = isPy27;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1mxg91mrn8672f8hwg0f31xkyarnq7q0hr4fvb9hcb09jshq2wk7";
+    sha256 = "sha256-jZ4sHR3OEfe30snQkgLr/HdXt/8MrJtyrTKO3+fuA3s=";
   };
 
   nativeBuildInputs = [ setuptools_scm ];