diff --git a/pkgs/by-name/mc/mcuboot-imgtool/package.nix b/pkgs/by-name/mc/mcuboot-imgtool/package.nix
index def6f6e3792d..8c0d680f4ab4 100644
--- a/pkgs/by-name/mc/mcuboot-imgtool/package.nix
+++ b/pkgs/by-name/mc/mcuboot-imgtool/package.nix
@@ -7,13 +7,13 @@
 
 python3Packages.buildPythonApplication (finalAttrs: {
   pname = "mcuboot-imgtool";
-  version = "2.3.0";
+  version = "2.4.0";
   pyproject = true;
 
   src = fetchPypi {
     inherit (finalAttrs) version;
     pname = "imgtool";
-    hash = "sha256-//cuTnk6wOwCpJPBlUhxXMwKI1ivruqhC0nMwuC9EpU=";
+    hash = "sha256-7y2x2eP2K5vJQlqOhsTqchLBZPChbpI9VSUPDYdDNC4=";
   };
 
   passthru.updateScript = nix-update-script { };