diff --git a/pkgs/development/python-modules/fixtures/default.nix b/pkgs/development/python-modules/fixtures/default.nix
index 8989e474942f..1396001b00fd 100644
--- a/pkgs/development/python-modules/fixtures/default.nix
+++ b/pkgs/development/python-modules/fixtures/default.nix
@@ -11,12 +11,12 @@
 
 buildPythonPackage rec {
   pname = "fixtures";
-  version = "4.2.4.post1";
+  version = "4.2.6";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-A0xL0d6qYKW/y2CM5T2Z6Dkr9HyRplNgWuvdagUkjy4=";
+    hash = "sha256-lUcrFbFFBjpnL74zsSRMz/gp++yX1TDYYtJvQW0WyQs=";
   };
 
   build-system = [