diff --git a/.gitignore b/.gitignore
index 7a920360..f667e3a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,7 @@ book-html
 .netlify
 *.log
 
-.DS_Store
\ No newline at end of file
+.DS_Store
+
+# For Nix shell things
+profile* 
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..a6e42ed5
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,60 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1738163270,
+        "narHash": "sha256-B/7Y1v4y+msFFBW1JAdFjNvVthvNdJKiN6EGRPnqfno=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "59e618d90c065f55ae48446f307e8c09565d5ab0",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-24.11",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
index edda6e01..3d42b14a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,9 @@
 {
   description = "Flake for the Brown Band website";
-  inputs.utils.url = "github:numtide/flake-utils";
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-24.11";
+    utils.url = "github:numtide/flake-utils";
+  };
 
   outputs = {
     self,
@@ -13,7 +16,7 @@
       in {
         devShells.default = pkgs.mkShell rec {
           buildInputs = with pkgs; [
-            nodejs_19
+            nodejs_20
             pnpm_10
           ];