diff --git a/packages/default.nix b/packages/default.nix
index 5674e77..ff2fab6 100644
--- a/packages/default.nix
+++ b/packages/default.nix
@@ -26,7 +26,10 @@ in
 {
   linux_jhovold = pkgs.callPackage linux_x13s_pkg {
     src = inputs.linux-jhovold;
-    version = "6.12.0-rc2";
+    version = let
+      lock = builtins.fromJSON (builtins.readFile ../flake.lock);
+    in builtins.elemAt (builtins.tail (builtins.split "xp-" lock.nodes.linux-jhovold.original.ref)) 1;
+
     defconfig = "johan_defconfig";
   };