diff --git a/pkgs/by-name/np/np2kai/package.nix b/pkgs/by-name/np/np2kai/package.nix
index ad771287fc13..b067bfb29ad9 100644
--- a/pkgs/by-name/np/np2kai/package.nix
+++ b/pkgs/by-name/np/np2kai/package.nix
@@ -28,13 +28,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "np2kai";
-  version = "0.86rev22-unstable-2024-12-22";
+  version = "0.86rev22-unstable-2025-09-13";
 
   src = fetchFromGitHub {
     owner = "AZO234";
     repo = "NP2kai";
-    rev = "da219658c24c610ba82d5a07ea9897e8e0eef670";
-    hash = "sha256-b0KOfqUgVtFuZxw8js6JCnzMh6Wh+f7o/IHcD6TiG1s=";
+    rev = "02b08deb3833305251fb3ee6c5d59b0efb5b52ff";
+    hash = "sha256-5aGlqYS05rUh+mD9TdCC9H+5JkOQCTn45UlEu7xcxLw=";
   };
 
   # Don't require Git