diff --git a/pkgs/development/python-modules/add-trailing-comma/default.nix b/pkgs/development/python-modules/add-trailing-comma/default.nix
index b0af50573ad9..785c011c6d66 100644
--- a/pkgs/development/python-modules/add-trailing-comma/default.nix
+++ b/pkgs/development/python-modules/add-trailing-comma/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "add-trailing-comma";
-  version = "3.0.1";
+  version = "3.1.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.8";
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "asottile";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-wCqCKomnkYgvxDWtjBwyqKb09sTPqPgWbYohgosUaHA=";
+    hash = "sha256-B+wjBy42RwabVz/6qEMGpB0JmwJ9hqSskwcNj4x/B/k=";
   };
 
   propagatedBuildInputs = [