diff --git a/flake.lock b/flake.lock
index f310f98..e3c17ec 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,16 +2,18 @@
   "nodes": {
     "dream2nix": {
       "inputs": {
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
         "purescript-overlay": "purescript-overlay",
         "pyproject-nix": "pyproject-nix"
       },
       "locked": {
-        "lastModified": 1735160684,
-        "narHash": "sha256-n5CwhmqKxifuD4Sq4WuRP/h5LO6f23cGnSAuJemnd/4=",
+        "lastModified": 1763413832,
+        "narHash": "sha256-dkqBwDXiv8MPoFyIvOuC4bVubAP+TlVZUkVMB78TTSg=",
         "owner": "nix-community",
         "repo": "dream2nix",
-        "rev": "8ce6284ff58208ed8961681276f82c2f8f978ef4",
+        "rev": "5658fba3a0b6b7d5cb0460b949651f64f644a743",
         "type": "github"
       },
       "original": {
@@ -28,11 +30,11 @@
         "rust-analyzer-src": "rust-analyzer-src"
       },
       "locked": {
-        "lastModified": 1737181903,
-        "narHash": "sha256-lvp77MhGzSN+ICd0MugppCjQR6cmlM2iAC5cjy2ZsaA=",
+        "lastModified": 1763621140,
+        "narHash": "sha256-nx0zy/+yR57FwloXmatf3CaXgzA4zJqIFbplnpaKn/Y=",
         "owner": "nix-community",
         "repo": "fenix",
-        "rev": "ac79bb490b8c1af4bbc587b84c76f9527d6b14f7",
+        "rev": "d4e14d370b4763c67ea02a39f01f5366297d61cb",
         "type": "github"
       },
       "original": {
@@ -59,34 +61,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1729850857,
-        "narHash": "sha256-WvLXzNNnnw+qpFOmgaM3JUlNEH+T4s22b5i2oyyCpXE=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "41dea55321e5a999b17033296ac05fe8a8b5a257",
-        "type": "github"
+        "lastModified": 1763334038,
+        "narHash": "sha256-3FzFzhmeuKK2dLv6pm6rC1QTcukVe+xcLpKOrE5Fx5g=",
+        "rev": "4c8cdd5b1a630e8f72c9dd9bf582b1afb3127d2c",
+        "type": "tarball",
+        "url": "https://releases.nixos.org/nixos/25.05/nixos-25.05.812880.4c8cdd5b1a63/nixexprs.tar.xz?lastModified=1763334038&rev=4c8cdd5b1a630e8f72c9dd9bf582b1afb3127d2c"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_2": {
-      "locked": {
-        "lastModified": 1737165118,
-        "narHash": "sha256-s40Kk/OulP3J/1JvC3VT16U4r/Xw6Qdi7SRw3LYkPWs=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "6a3ae7a5a12fb8cac2d59d7df7cbd95f9b2f0566",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-24.11",
-        "repo": "nixpkgs",
-        "type": "github"
+        "type": "tarball",
+        "url": "https://channels.nixos.org/nixos-25.05/nixexprs.tar.xz"
       }
     },
     "purescript-overlay": {
@@ -113,18 +96,22 @@
       }
     },
     "pyproject-nix": {
-      "flake": false,
+      "inputs": {
+        "nixpkgs": [
+          "dream2nix",
+          "nixpkgs"
+        ]
+      },
       "locked": {
-        "lastModified": 1702448246,
-        "narHash": "sha256-hFg5s/hoJFv7tDpiGvEvXP0UfFvFEDgTdyHIjDVHu1I=",
-        "owner": "davhau",
+        "lastModified": 1752481895,
+        "narHash": "sha256-luVj97hIMpCbwhx3hWiRwjP2YvljWy8FM+4W9njDhLA=",
+        "owner": "pyproject-nix",
         "repo": "pyproject.nix",
-        "rev": "5a06a2697b228c04dd2f35659b4b659ca74f7aeb",
+        "rev": "16ee295c25107a94e59a7fc7f2e5322851781162",
         "type": "github"
       },
       "original": {
-        "owner": "davhau",
-        "ref": "dream2nix",
+        "owner": "pyproject-nix",
         "repo": "pyproject.nix",
         "type": "github"
       }
@@ -133,17 +120,17 @@
       "inputs": {
         "dream2nix": "dream2nix",
         "fenix": "fenix",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs"
       }
     },
     "rust-analyzer-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1737140097,
-        "narHash": "sha256-m4SN8DeKzsP10EQFS7+2zgGfCrMhTfTt1H0QRNesD08=",
+        "lastModified": 1763555010,
+        "narHash": "sha256-SG8PRrLir8RkXdyBm/NnuUo3WqS7HW6ltJLZnAWjBjA=",
         "owner": "rust-lang",
         "repo": "rust-analyzer",
-        "rev": "f61bfa4d7feb84d07538d361fe77d34a29e3b375",
+        "rev": "636c3aa24ec6762347c334c030b5034c351d6e05",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 3e8689c..de8aef5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,8 +2,11 @@
   description = "tlater.net web server";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
-    dream2nix.url = "github:nix-community/dream2nix";
+    nixpkgs.url = "https://channels.nixos.org/nixos-25.05/nixexprs.tar.xz";
+    dream2nix = {
+      url = "github:nix-community/dream2nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
 
     fenix = {
       url = "github:nix-community/fenix";