diff --git a/README.md b/README.md
index e4e3e5c..40139f1 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,12 @@ result/bin/claude-vm --model sonnet
 result/bin/claude-vm -p "fix the tests"
 ```
 
+or
+
+```bash
+nix run git+https://git.oceanbox.io/oceanbox/claude-vm#claude-vm --impure
+```
+
 All arguments are forwarded to claude-code inside the VM.
 
 ## Home Manager (Npins)
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..e3b41bd
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,5 @@
+{
+  description = "claude-vm";
+
+  outputs = { self }: import ./default.nix;
+}