diff --git a/flake.lock b/flake.lock
index d037573..c9ef58d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1778737229,
-        "narHash": "sha256-6xWoytx8jFW4PF1GjRm/i/53trbpKGfz6zjzQGBr4cI=",
+        "lastModified": 1779796641,
+        "narHash": "sha256-ZsIrKmhp4vbBXoXXmR/tBXA/UCsAQiJL9vsgZEduhVY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "d7a713c0b7e47c908258e71cba7a2d77cc8d71d5",
+        "rev": "25f538306313eae3927264466c70d7001dcea1df",
         "type": "github"
       },
       "original": {
diff --git a/machines/lebesgue/config/#state.nix# b/machines/lebesgue/config/#state.nix#
new file mode 100644
index 0000000..a467fab
--- /dev/null
+++ b/machines/lebesgue/config/#state.nix#
@@ -0,0 +1,37 @@
+{ config, ... }:
+{
+  sops.age.sshKeyPaths = [ "/persist/etc/ssh/ssh_host_ed25519_key" ];
+
+  environment.persistence."/persist" = {
+    directories = [
+      "/var/cache/restic-backups-s3"
+      "/var/lib/continuwuity"
+      "/var/lib/forgejo"
+      "/var/lib/tailscale"
+      "/var/lib/goatcounter"
+      "/var/log"
+      "/var/lib/nixos"
+      "/var/lib/docker"
+      "/var/lib/authelia-main"
+      "/var/lib/caddy/.local/share/caddy"
+      "/var/lib/vaultwarden"
+      "opt/continuwuity-db-backups"
+
+      {
+        directory = "/var/lib/lldap";
+        user = "lldap";
+        group = "lldap";
+        mode = "0700";
+      }
+    ];
+
+    files = [
+      "/etc/machine-id"
+      "/etc/ssh/ssh_host_rsa_key.pub"
+      "/etc/ssh/ssh_host_rsa_key"
+      "/etc/ssh/ssh_host_ed25519_key"
+      "/etc/ssh/ssh_host_ed25519_key.pub"
+      "/var/lib/systemd/random-seed"
+    ];
+  };
+}
diff --git a/machines/lebesgue/flake.lock b/machines/lebesgue/flake.lock
index f40d5ca..c4c9478 100644
--- a/machines/lebesgue/flake.lock
+++ b/machines/lebesgue/flake.lock
@@ -50,11 +50,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1778737229,
-        "narHash": "sha256-6xWoytx8jFW4PF1GjRm/i/53trbpKGfz6zjzQGBr4cI=",
+        "lastModified": 1779796641,
+        "narHash": "sha256-ZsIrKmhp4vbBXoXXmR/tBXA/UCsAQiJL9vsgZEduhVY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "d7a713c0b7e47c908258e71cba7a2d77cc8d71d5",
+        "rev": "25f538306313eae3927264466c70d7001dcea1df",
         "type": "github"
       },
       "original": {