diff --git a/pkgs/nix-tools/darwin-rebuild.sh b/pkgs/nix-tools/darwin-rebuild.sh
index 3b4fb08f..22a3f908 100644
--- a/pkgs/nix-tools/darwin-rebuild.sh
+++ b/pkgs/nix-tools/darwin-rebuild.sh
@@ -112,7 +112,7 @@ done
 
 if [ -z "$action" ]; then showSyntax; fi
 
-flakeFlags=(--experimental-features 'nix-command flakes')
+flakeFlags=(--extra-experimental-features 'nix-command flakes')
 
 if [ -n "$flake" ]; then
     if [[ $flake =~ ^(.*)\#([^\#\"]*)$ ]]; then