diff --git a/flake.lock b/flake.lock
index 2b9d8e3..eb3d848 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,16 +20,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1736754065,
-        "narHash": "sha256-hcETjfECLklW1ND8svDvN0Nw6H/1qtuoz3rbFNQ1Lrk=",
+        "lastModified": 1758107597,
+        "narHash": "sha256-oZMSwvxMhD/WlbU8CFmz3rEAbVNRQ8QHjX0uCjO7fxM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "67e9c880898889470f153157a96b595e758167fc",
+        "rev": "126caa58957300de7fdd6c7813f45b46ae1d2f23",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "release-24.11",
+        "ref": "release-25.05",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index d5ee9d6..e9522ce 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,12 +2,18 @@
   description = "A flake for development";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/release-24.11";
+    nixpkgs.url = "github:NixOS/nixpkgs/release-25.05";
     flake-utils.url = "github:numtide/flake-utils";
   };
 
-  outputs = { self, nixpkgs, flake-utils }:
-    flake-utils.lib.eachDefaultSystem (system:
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
       in
diff --git a/shell.nix b/shell.nix
index e968343..ba688a1 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,11 +1,13 @@
-{ pkgs ? import <nixpkgs> { } }:
+{
+  pkgs ? import <nixpkgs> { },
+}:
 pkgs.mkShell {
   buildInputs = [
     pkgs.elmPackages.elm
     pkgs.elmPackages.elm-format
     pkgs.elmPackages.elm-test-rs
     pkgs.elmPackages.elm-review
-    pkgs.nodejs-18_x
+    pkgs.nodejs_20
     pkgs.git
     pkgs.bash
   ];