diff --git a/pkgs/development/python-modules/typer/default.nix b/pkgs/development/python-modules/typer/default.nix
index 41835f9cf04d..29f104e6400e 100644
--- a/pkgs/development/python-modules/typer/default.nix
+++ b/pkgs/development/python-modules/typer/default.nix
@@ -15,14 +15,14 @@
 
 buildPythonPackage rec {
   pname = "typer";
-  version = "0.4.1";
+  version = "0.4.2";
   format = "pyproject";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Vkau8Nk2ssdhoQOT8DhO5rXH/guz5c1xCxcTTKHZnP8=";
+    sha256 = "sha256-uCYcbAFS3XNHi1upa6Z35daUjHFcMQ98kQefMR9i7AM=";
   };
 
   nativeBuildInputs = [