diff --git a/nixos/tests/cntr.nix b/nixos/tests/cntr.nix
index b7ae93f622ff..33c21dd2252d 100644
--- a/nixos/tests/cntr.nix
+++ b/nixos/tests/cntr.nix
@@ -92,7 +92,4 @@ in
 {
   nixos-container = mkContainersTest;
 }
-// (lib.foldl' (attrs: backend: attrs // { ${backend} = mkOCITest backend; }) { } [
-  "docker"
-  "podman"
-])
+// (lib.genAttrs [ "docker" "podman" ] mkOCITest)