diff --git a/tests/test_auth_integration.py b/tests/test_auth_integration.py
index 10bc4c86..4f3f3bde 100644
--- a/tests/test_auth_integration.py
+++ b/tests/test_auth_integration.py
@@ -88,4 +88,4 @@ class TestGravatarUrlVariations:
     def test_empty_string_email(self):
         """Test handling of empty string email."""
         url = get_gravatar_url("")
-        assert "gravatar.com" in url
+        assert url.startswith("https://www.gravatar.com/avatar/")