diff --git a/tests/test-sources/plugins/none-ls.nix b/tests/test-sources/plugins/none-ls.nix
index 30017f31..233165ac 100644
--- a/tests/test-sources/plugins/none-ls.nix
+++ b/tests/test-sources/plugins/none-ls.nix
@@ -98,7 +98,7 @@
           cbfmt.enable = !pkgs.stdenv.isDarwin;
           eslint.enable = true;
           eslint_d.enable = true;
-          fantomas.enable = pkgs.stdenv.isLinux;
+          fantomas.enable = true;
           fnlfmt.enable = true;
           fourmolu.enable = true;
           gofmt.enable = true;