diff --git a/lib/build-vms.nix b/lib/build-vms.nix
index abbeb1d0d89..c35906adfc5 100644
--- a/lib/build-vms.nix
+++ b/lib/build-vms.nix
@@ -4,7 +4,7 @@
 , system ? builtins.currentSystem
 }:
 
-let pkgs = import nixpkgs { config = {}; }; in
+let pkgs = import nixpkgs { config = {}; inherit system; }; in
 
 with pkgs;