diff --git a/pkgs/by-name/cp/cppad/package.nix b/pkgs/by-name/cp/cppad/package.nix
index f95fe75ac763..fdd423625a3c 100644
--- a/pkgs/by-name/cp/cppad/package.nix
+++ b/pkgs/by-name/cp/cppad/package.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "cppad";
-  version = "20250000.3";
+  version = "20260000.0";
 
   src = fetchFromGitHub {
     owner = "coin-or";
     repo = "CppAD";
     tag = finalAttrs.version;
-    hash = "sha256-nxndrOAgmEbMSVLz66E3X/r35NSgiOvNJnF9BY/IOd0=";
+    hash = "sha256-P8FUcW0AjMTqG7TVtdM6/v+ctyNQXJsImC26bpxz/i8=";
   };
 
   nativeBuildInputs = [