diff --git a/pkgs/tools/security/nitrokey-app2/default.nix b/pkgs/tools/security/nitrokey-app2/default.nix
index 384078074af1..b0f66d776454 100644
--- a/pkgs/tools/security/nitrokey-app2/default.nix
+++ b/pkgs/tools/security/nitrokey-app2/default.nix
@@ -22,14 +22,14 @@ in
 
 buildPythonApplication rec {
   pname = "nitrokey-app2";
-  version = "2.4.1";
+  version = "2.4.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Nitrokey";
     repo = "nitrokey-app2";
     tag = "v${version}";
-    hash = "sha256-nzhhtnKKOHA+Cw1y+BpYsyQklzkDnmFRKGIfaJ/dmaQ=";
+    hash = "sha256-mwcYjkyEP2itwdQ/xAG50uvw6zHfUacAecbDh86GNGA=";
   };
 
   nativeBuildInputs = [