diff --git a/pkgs/development/python-modules/curtsies/default.nix b/pkgs/development/python-modules/curtsies/default.nix
index ac36041deb2..581355c84ec 100644
--- a/pkgs/development/python-modules/curtsies/default.nix
+++ b/pkgs/development/python-modules/curtsies/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "curtsies";
-  version = "0.4.1";
+  version = "0.4.2";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-YtEPNJxVOEUwZVan8mY86WsJjYxbvEDa7Hpu7d4WIrA=";
+    hash = "sha256-br4zIVvXyShRpQYEnHIMykz1wZLBZlwdepigTEcCdg4=";
   };
 
   propagatedBuildInputs = [