diff --git a/test/chess/auth/auth_test.exs b/test/chess/auth/auth_test.exs
index b1d7f61..b6154e7 100644
--- a/test/chess/auth/auth_test.exs
+++ b/test/chess/auth/auth_test.exs
@@ -64,14 +64,13 @@ defmodule Chess.AuthTest do
 
     test "authenticate_user/1 returns false on incorrect password " do
       user_fixture(username: "link", password: "eyeofsheikah")
-      assert Auth.authenticate_user("link", "shadowtemple") ==
-        {:error, "invalid password"}
+      assert {:error, message} = Auth.authenticate_user("link", "shadowtemple")
+      assert message == "invalid password"
     end
 
     test "authenticate_user/1 returns true on correct password " do
       user = user_fixture(username: "link", password: "eyeofsheikah")
-      assert Auth.authenticate_user("link", "eyeofsheikah") ==
-        {:ok, user}
+      assert {:ok, ^user} = Auth.authenticate_user("link", "eyeofsheikah")
     end
   end
 end