diff --git a/images/nix-flakes/default.nix b/images/nix-flakes/default.nix
index d1e09b9..2f0242d 100644
--- a/images/nix-flakes/default.nix
+++ b/images/nix-flakes/default.nix
@@ -10,6 +10,7 @@ docker-nixpkgs.nix.override {
       name = "nix.conf";
       destination = "/etc/nix/nix.conf";
       text = ''
+        accept-flake-config = true
         experimental-features = nix-command flakes
       '';
     })