diff --git a/pkgs/development/python-modules/cmd2/default.nix b/pkgs/development/python-modules/cmd2/default.nix
index 5f262438fe95..8a7f9a5e1c8a 100644
--- a/pkgs/development/python-modules/cmd2/default.nix
+++ b/pkgs/development/python-modules/cmd2/default.nix
@@ -18,13 +18,13 @@
 
 buildPythonPackage rec {
   pname = "cmd2";
-  version = "2.3.3";
+  version = "2.4.0";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "750d7eb04d55c3bc2a413e191bc177856f388102de47d11f2210a35266543640";
+    sha256 = "sha256-CQkJq2yOzuQIE87HWeYd1ucMgiehqOlggvXysNOUvHc=";
   };
 
   LC_ALL = "en_US.UTF-8";