diff --git a/test/test_tcp.py b/test/test_tcp.py
index ef00e029e..2bf492fad 100644
--- a/test/test_tcp.py
+++ b/test/test_tcp.py
@@ -603,6 +603,7 @@ class TestAddress:
         assert a.use_ipv6
         b = tcp.Address("foo.com", True)
         assert not a == b
+        assert str(b) == str(tuple("foo.com"))
         c = tcp.Address("localhost", True)
         assert a == c
         assert not a != c