diff --git a/pkgs/by-name/se/secp256k1-jdk/package.nix b/pkgs/by-name/se/secp256k1-jdk/package.nix
index 1acb5d832481..13324af60281 100644
--- a/pkgs/by-name/se/secp256k1-jdk/package.nix
+++ b/pkgs/by-name/se/secp256k1-jdk/package.nix
@@ -3,6 +3,7 @@
   fetchFromGitHub,
   maven,
   jdk25,
+  nix-update-script,
 }:
 
 maven.buildMavenPackage (finalAttrs: {
@@ -12,7 +13,7 @@ maven.buildMavenPackage (finalAttrs: {
   src = fetchFromGitHub {
     owner = "bitcoinj";
     repo = "secp256k1-jdk";
-    rev = "v${finalAttrs.version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-F2e4NDPEU7ZAu4+fvEd4BRbE2JwCvUiMeXHTMDXbIJE=";
   };
 
@@ -44,6 +45,8 @@ maven.buildMavenPackage (finalAttrs: {
     runHook postInstall
   '';
 
+  passthru.updateScript = nix-update-script { };
+
   meta = {
     changelog = "https://github.com/bitcoinj/secp256k1-jdk/blob/master/CHANGELOG.adoc";
     description = "Java library providing Elliptic Curve Cryptography on curve secp256k1";