diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..682004de
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1776169885,
+        "narHash": "sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/nix/upstream-sources.json b/nix/upstream-sources.json
index 62fbec82..58086651 100644
--- a/nix/upstream-sources.json
+++ b/nix/upstream-sources.json
@@ -1,3 +1,3 @@
 {
-  "npmDepsHash": "sha256-0000000000000000000000000000000000000000000="
+  "npmDepsHash": "sha256-K6qJmD7XIUCfSA9US3PDt2VfyIMMbqTIdkpy7DGxLSM="
 }