diff --git a/pkgs/development/python-modules/pyupgrade/default.nix b/pkgs/development/python-modules/pyupgrade/default.nix
index 8d815ee1ce9..09c2c1ca7a6 100644
--- a/pkgs/development/python-modules/pyupgrade/default.nix
+++ b/pkgs/development/python-modules/pyupgrade/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "pyupgrade";
-  version = "2.31.0";
+  version = "2.31.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "asottile";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-nuYWJ4nilbXa/1KOuGhc6rB7uXDE4+lcESNud4Ug+3Y=";
+    sha256 = "sha256-l4wF/I3wsA9nowIdLjNPUxCaTPBu5v5oPQ3oNbLh+/o=";
   };
 
   checkInputs = [