diff --git a/.sops.yaml b/.sops.yaml
index cb62838..a235dc6 100644
--- a/.sops.yaml
+++ b/.sops.yaml
@@ -1,6 +1,6 @@
 keys:
   - &admins 1F2EA6D9A57A9BE5A7F3AA035BEBEE4EE57DC7E2
-  - &lilim age1w3uhx6han0frfvg2t3t3wnwnzpkplzeyhun0dmqpkqwscmzlz4ms3elug4
+  - &lilim age1vwtr3vxmtde3354vswzqnglyhc23k5xhpfyjqgxf4u4d9z5qr3dsuj4v2d
   - &marid age1uq4x5yqf92z343ycpf4jycv7fqwk2kk8t5gapzp0ayk8hay98fns5mwmt7
   - &ophanim age1u386j7v4yrxm6psykfk4wyy5ay2ugcfcemve2msfwv0klnf3x34stz34du
   - &sheol age12uvysactuucun05nk8l3azpaclz9k04ygcurtlqqjg6dsvarvcqs0s9d2y
diff --git a/machines/Lilim/configuration.nix b/machines/Lilim/configuration.nix
index db49a1a..47ddcfe 100644
--- a/machines/Lilim/configuration.nix
+++ b/machines/Lilim/configuration.nix
@@ -7,7 +7,7 @@
   services.cron.enable = false;
 
   networking.dhcpcd.extraConfig = "noarp";
-  system.stateVersion = "19.09";
+  system.stateVersion = "25.05";
 
   # low latency audio stuff
   security.pam.loginLimits = [
diff --git a/machines/Lilim/hardware-configuration.nix b/machines/Lilim/hardware-configuration.nix
index f52b648..09e5b28 100644
--- a/machines/Lilim/hardware-configuration.nix
+++ b/machines/Lilim/hardware-configuration.nix
@@ -19,17 +19,19 @@ in
     };
     loader.efi.canTouchEfiVariables = true;
     tmp = {
-      useTmpfs = true;
       cleanOnBoot = true;
     };
-
+    supportedFilesystems = [ "btrfs" ];
     kernelPackages = pkgs.linuxPackages_latest;
-    initrd.availableKernelModules = [
-      "xhci_pci"
-      "ahci"
-      "sd_mod"
-      "rtsx_pci_sdmmc"
-    ];
+    initrd = {
+      availableKernelModules = [
+        "xhci_pci"
+        "ahci"
+        "sd_mod"
+        "rtsx_pci_sdmmc"
+      ];
+      luks.devices."btrfs-crypt".device = "/dev/disk/by-uuid/10435741-b864-453d-ab18-4dc710db1378";
+    };
     kernelModules = [
       "acpi_call"
       "i915"
@@ -52,14 +54,67 @@ in
     };
   };
 
-  fileSystems."/" = {
-    device = "/dev/disk/by-uuid/b37b48a8-5dcb-4f4d-ad71-1b26500b3e5f";
-    fsType = "ext4";
-  };
-
-  fileSystems."/boot" = {
-    device = "/dev/disk/by-uuid/546A-A3D1";
-    fsType = "vfat";
+  fileSystems = {
+    "/" = {
+      device = "none";
+      fsType = "tmpfs";
+      options = [
+        "defaults"
+        "size=6G"
+        "mode=755"
+        "noexec"
+      ];
+    };
+    "/tmp" = {
+      device = "/dev/mapper/btrfs-crypt";
+      fsType = "btrfs";
+      options = [
+        "subvol=tmp"
+        "noatime"
+        "compress=zstd"
+      ];
+      neededForBoot = true;
+    };
+    "/persist" = {
+      device = "/dev/mapper/btrfs-crypt";
+      fsType = "btrfs";
+      options = [
+        "subvol=persist"
+        "noatime"
+        "compress=zstd"
+        "noexec"
+      ];
+      neededForBoot = true;
+    };
+    "/nix" = {
+      device = "/dev/mapper/btrfs-crypt";
+      fsType = "btrfs";
+      options = [
+        "subvol=nix"
+        "noatime"
+        "compress=zstd"
+      ];
+      neededForBoot = true;
+    };
+    "/snapshots" = {
+      device = "/dev/mapper/btrfs-crypt";
+      fsType = "btrfs";
+      options = [
+        "subvol=snapshots"
+        "noatime"
+        "compress=zstd"
+        "noexec"
+      ];
+      neededForBoot = false;
+    };
+    "/boot" = {
+      device = "/dev/disk/by-uuid/546A-A3D1";
+      fsType = "vfat";
+      options = [
+        "fmask=0022"
+        "dmask=0022"
+      ];
+    };
   };
 
   hardware = {
diff --git a/machines/Lilim/options.nix b/machines/Lilim/options.nix
index 4b90552..a0e4359 100644
--- a/machines/Lilim/options.nix
+++ b/machines/Lilim/options.nix
@@ -1,13 +1,7 @@
 {
-  pkgs,
-  lib,
   ...
 }:
-with lib;
 {
-  imports = [
-    ../../options/copySysConf.nix
-  ];
   config.machine = {
     allowUnfree = true;
     hostName = "Lilim";
@@ -25,6 +19,7 @@ with lib;
       "etcfiles"
       "etcvars"
       "fonts"
+      "networkmanager"
       "zsh"
     ];
     pkgs = [
@@ -69,9 +64,12 @@ with lib;
       "xpkgs"
     ];
     services = [
+      "btrbk"
+      "btrfs"
       "cups"
       "desktop"
       "desktop::sway"
+      "impermanence"
       "mariaDB"
       "mullvad"
       "pipewire"
@@ -98,9 +96,4 @@ with lib;
       ];
     };
   };
-
-  config.system.copySysConf = {
-    enable = false;
-    addToNixPath = false;
-  };
 }
diff --git a/machines/Lilim/secrets.yaml b/machines/Lilim/secrets.yaml
index 9d79a99..a49c626 100644
--- a/machines/Lilim/secrets.yaml
+++ b/machines/Lilim/secrets.yaml
@@ -8,28 +8,28 @@ sops:
     azure_kv: []
     hc_vault: []
     age:
-        - recipient: age1w3uhx6han0frfvg2t3t3wnwnzpkplzeyhun0dmqpkqwscmzlz4ms3elug4
+        - recipient: age1vwtr3vxmtde3354vswzqnglyhc23k5xhpfyjqgxf4u4d9z5qr3dsuj4v2d
           enc: |
             -----BEGIN AGE ENCRYPTED FILE-----
-            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBHRENMb3h6MmZTNzVqb2VV
-            ZXdzM2FTQWhBOTBrMmdDTFBkV0xRV1lFb0JZCi9HTzJkdGVwQVg5QllaTEorbFBM
-            VU93RWw3Rmo5RDljT1FDN2dVZDA4RFEKLS0tIG4vdTFVV3EzRWs3dWZCQWg3c2dQ
-            MFUvaVRNZGlnNzZaZUFhaXI1MDhXQ3cKJdzmxVMVpwe7UUZ7lQ9lHvGz3D8kdKVf
-            S0Sp9GygQtB0PqmCTjR7FqgF+oD/nW3kBdNZPAnJ4jeRMgaZgi2TgA==
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBuN1FiZHlEVS9KKzVCOXdo
+            UnBUb0pSTktPS096VituQVhISlNRMXBFUjJrCm8rNlRINHNTOWZIQWo0U1YxdUdo
+            QVQ1QXcvbjVjQkVra2FBSmpOR1VSa0UKLS0tIGZJOG9Jbk41QURjUmZzU0k3c3Bs
+            c3ltVmlqME9QNXdUangyUkF0QlRxdVkKxkDSD7e6WLtsP+aQWNElxAgTMcgP+fe+
+            za8X8rsmnZOzfueWH1/1fiVatpeciDcSmr+oEmbUGgw2stuvRJXx6g==
             -----END AGE ENCRYPTED FILE-----
     lastmodified: "2023-04-16T08:54:15Z"
     mac: ENC[AES256_GCM,data:hiRA+VeF+MZfO8WaKju675Z6j4UeVZRe8JU11soZaaZ05R4FHtHJOfZWCrpUHniUTxp+lHFLkgSTH342g2LXEsIcTMPqtFTw87sxE8aPzReviO+b6EtAF3G88GMUI6qRdKi4RnD9msrfG18fU7VUvZ8xssX9Sxq1qB9KYnhC8tQ=,iv:y4Z8JqZrlN6BlpzRK+ayLsLTz9ZUYT98XlyR7XvmEtg=,tag:bWFEvstTkp3RCMwut97TEg==,type:str]
     pgp:
-        - created_at: "2023-04-16T11:36:28Z"
-          enc: |
+        - created_at: "2024-12-31T17:38:24Z"
+          enc: |-
             -----BEGIN PGP MESSAGE-----
 
-            hF4DVbZwA9DOvl8SAQdAb3WEdeAdU7FDiAh2ilXcMd620+nq0byAYt5NLG+crQ4w
-            SoSqyKkd+oHRqv3Yty5s1eD7a2JlGxzpoPfAE6jlMTPVgevIidId3TN2vXi5MsNo
-            1GgBCQIQLxr5DWEkeSUN2UMez0+t/jfPv0/iQ5hxj/aNNXyBH8np4JXU18KT7LQL
-            Im/SlwUk+AhX8XTWeU94q5FTR1zEBQnZu0hCKCeeaHXyIwlXGgL/EuO7WddBRhVx
-            Id/w9ez1/+cpfA==
-            =seBV
+            hF4DVbZwA9DOvl8SAQdA3E04yctnHp/3E19h+xl/VrvjG3Je+zFrSStPnqYr4mow
+            AVOTRDNIXyO0P72Pl4hWj/SYDiHRKpZRAKpCEJqktAE8hz4ces68xn7a+H5O1Aks
+            1GgBCQIQqkUHP+A/lzfrWnkCqE8ZvWm3fl7eCWlnL+DaBVUNsYwByq3hrgInGmgX
+            CWMQ7toncWwmMdx+fMeFO0vOKnvTLByQ4gJOIORRSgLIEiIsFa+tliyaOGdpveJk
+            BzHiguoqH6sUcQ==
+            =GPOK
             -----END PGP MESSAGE-----
           fp: 1F2EA6D9A57A9BE5A7F3AA035BEBEE4EE57DC7E2
     unencrypted_suffix: _unencrypted
diff --git a/machines/Lilim/sops.nix b/machines/Lilim/sops.nix
index b6183b9..c0beee2 100644
--- a/machines/Lilim/sops.nix
+++ b/machines/Lilim/sops.nix
@@ -1,13 +1,10 @@
-{
-  config,
-  lib,
-  ...
-}:
+_:
+
 {
   sops = {
     defaultSopsFile = ./secrets.yaml;
     age = {
-      keyFile = "/var/lib/sops-nix/key.txt";
+      keyFile = "/persist/var/lib/sops-nix/key.txt";
       generateKey = true;
     };
   };