diff --git a/pkgs/development/python-modules/tox/default.nix b/pkgs/development/python-modules/tox/default.nix
index 99df0fd57b4f..9c167a7614c8 100644
--- a/pkgs/development/python-modules/tox/default.nix
+++ b/pkgs/development/python-modules/tox/default.nix
@@ -15,7 +15,7 @@
 
 buildPythonPackage rec {
   pname = "tox";
-  version = "3.26.0";
+  version = "3.27.1";
 
   buildInputs = [ setuptools-scm ];
   propagatedBuildInputs = [ packaging pluggy py six virtualenv filelock ]
@@ -25,7 +25,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-RPPDR8aMLGh5nX1E8YCPnTlvyKGlAMvGJCUzdceuEH4=";
+    hash = "sha256-sqkg41pmjMBpQv/RzzpPsiGk2QnKchkftthLCxinvgQ=";
   };
 
   meta = with lib; {