diff --git a/release.nix b/release.nix
index 6dce6be..b8d06f1 100644
--- a/release.nix
+++ b/release.nix
@@ -6,5 +6,7 @@ with (import <nixpkgs/pkgs/top-level/release-lib.nix> { inherit supportedSystems
 
 {
   #r6d.base = import ./r6d-base.nix;
-  r6d.iso = import ./iso-image/configuration.nix;
+  r6d.iso = {
+    config = import ./iso-image/configuration.nix;
+  };
 }