diff --git a/nixos/tests/chromium.nix b/nixos/tests/chromium.nix
index 6b296fe8a61a..c6b04e618974 100644
--- a/nixos/tests/chromium.nix
+++ b/nixos/tests/chromium.nix
@@ -39,7 +39,9 @@ mapAttrs (channel: chromiumPkg: makeTest {
   name = "chromium-${channel}";
   meta = {
     maintainers = with maintainers; [ aszlig primeos ];
+  } // optionalAttrs (chromiumPkg.meta ? timeout) {
     # https://github.com/NixOS/hydra/issues/591#issuecomment-435125621
+    # Note: optionalAttrs is used since meta.timeout is not set for Google Chrome
     inherit (chromiumPkg.meta) timeout;
   };