   setup do
     @v1_path |> write_term(v1_app)
     @v2_path |> write_term(v2_app)
+
+    on_exit fn ->
+      if @v1_path |> File.exists? do
+        @v1_path |> File.rm!
+      end
+      if @v2_path |> File.exists? do
+        @v2_path |> File.rm!
+      end
+    end
+
     :ok
   end
 

                  :brutal_purge,:brutal_purge,[]},
          {:load_module,:"Elixir.Test"}]}]}
  end
end
    {:ok, appup} = ReleaseManager.Appups.make(:test, "0.0.1", "0.0.2", v1_path, v2_path)

    assert appup == expected_appup
  end

  defp v1_app do
