diff --git a/parsl/tests/test_htex/test_zmq_binding.py b/parsl/tests/test_htex/test_zmq_binding.py
index e21c065d0d..72a9629405 100644
--- a/parsl/tests/test_htex/test_zmq_binding.py
+++ b/parsl/tests/test_htex/test_zmq_binding.py
@@ -103,4 +103,5 @@ def test_limited_interface_binding(cert_dir: Optional[str]):
 
     matched_conns = [conn for conn in conns if conn.laddr.port == ix.worker_result_port]
     assert len(matched_conns) == 1
-    assert matched_conns[0].laddr.ip == address
+    # laddr.ip can return ::ffff:127.0.0.1 when using IPv6
+    assert address in matched_conns[0].laddr.ip