diff --git a/apps/run-workflow-with-vm/configuration.nix b/apps/run-workflow-with-vm/configuration.nix
index d8c0c1bf..6d0ea257 100644
--- a/apps/run-workflow-with-vm/configuration.nix
+++ b/apps/run-workflow-with-vm/configuration.nix
@@ -47,6 +47,8 @@ import <nixpkgs/nixos/lib/eval-config.nix> {
       ];
 
       config = {
+        nixpkgs.config.allowUnfree = true;
+
         # Enable the display manager of choice.
         services.displayManager.enable = true;
         services.xserver.displayManager.gdm.enable = true;