diff --git a/flake.nix b/flake.nix
index 676d72d..8a71c81 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,7 +19,7 @@
 
         minimal-nix = import (nix + "/docker.nix") {
           inherit pkgs;
-          extraPkgs = [ pkgs.nodejs ];
+          extraPkgs = [ pkgs.nodejs pkgs.busybox ];
 
           Labels = {
             "org.opencontainers.image.title" = "Nix (minimal)";
@@ -33,6 +33,7 @@
           inherit pkgs;
           extraPkgs = [
             pkgs.nodejs
+            pkgs.busybox
             pkgs.skopeo
             inputs.niks3.packages.${system}.default
           ];