docs: fixup nix-env upgrade command

cachix · Jan 9, 2025 · dc21ca4 · dc21ca4
1 parent 36300fc
commit dc21ca4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs/getting-started.md b/docs/getting-started.md
@@ -114,7 +114,7 @@ $ devenv init
 === "Nix env (newcomers)"
 
     ```
-    nix-env --upgrade --attr devenv
+    nix-env --upgrade --attr devenv -f https://github.com/NixOS/nixpkgs/tarball/nixpkgs-unstable
     ```
 
 === "Nix profiles (requires experimental flags)"