diff --git a/systems/rescue-iso/default.nix b/systems/rescue-iso/default.nix
index 277947e..1e49891 100644
--- a/systems/rescue-iso/default.nix
+++ b/systems/rescue-iso/default.nix
@@ -21,34 +21,26 @@
 
   boot =
     let
-      version = "6.12-rc4";
+      version = "6.12-rc1";
       # version = "6.12-rc3";
       kernelPatches = pkgs.callPackage "${inputs.nixpkgs}/pkgs/os-specific/linux/kernel/patches.nix" { };
       # ref = "6efbea77b390604a7be7364583e19cd2d6a1291b";
-      # ref = "bc6d2d10418e1bfdb95b16f5dd4cca42d5dec766";
-      # ref = "822d4a94d6c27a518e63aec37ec0a2393419537b";
-      ref = "7fcd631599f15f9f23d4dd49ac792de59cac6d38";
-      linux_mainline =
-        { buildLinux
-        , fetchzip
-        , ...
-        } @ args:
-        buildLinux {
-          version = version;
-          src = fetchzip {
-            # url = "https://git.kernel.org/torvalds/t/linux-${ref}.tar.gz";
-            # hash = "sha256-xp3a/+Vzwb6l/FcFhFIxbZbhk7S1WKt2W67k4v4swjI=";
-            # url = "https://github.com/koverstreet/bcachefs/archive/${ref}.tar.gz";
-            url = "https://github.com/vault81/linux-bcachefs/archive/${ref}.tar.gz";
-            hash = "sha256-/Y+rop6QX+Sr3eUwVBBGVKoYiTT4ai7k92SK/s03vYM=";
-          };
-          modDirVersion = lib.versions.pad 3 version;
-          kernelPatches = [
-            kernelPatches.bridge_stp_helper
-            kernelPatches.request_key_helper
-          ];
-          extraMeta.branch = "master";
+      ref = "bc6d2d10418e1bfdb95b16f5dd4cca42d5dec766";
+      linux_mainline = { buildLinux, fetchzip, ... } @ args: buildLinux {
+        version = version;
+        src = fetchzip {
+          # url = "https://git.kernel.org/torvalds/t/linux-${ref}.tar.gz";
+          # hash = "";
+          url = "https://github.com/koverstreet/bcachefs/archive/${ref}.tar.gz";
+          hash = "sha256-tq0dXKVtW1R+Yenv7HG4Qqc1P49OzcJgICpoZLkA/K4=";
         };
+        modDirVersion = lib.versions.pad 3 version;
+        kernelPatches = [
+          kernelPatches.bridge_stp_helper
+          kernelPatches.request_key_helper
+        ];
+        extraMeta.branch = "master";
+      };
       linuxMainlinePkg = pkgs.callPackage linux_mainline { };
       linuxMainlinePkgs = pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linuxMainlinePkg);
     in