diff --git a/test/unit/test_ri_communication_agent.py b/test/unit/test_ri_communication_agent.py
index 9cc14f0..c14a6d8 100644
--- a/test/unit/test_ri_communication_agent.py
+++ b/test/unit/test_ri_communication_agent.py
@@ -88,7 +88,7 @@ async def test_setup_creates_socket_and_negotiate_1(monkeypatch):
         MockCommandAgent.assert_called_once_with(
             ANY, # Server Name 
             ANY, # Server Password
-            address="tcp://localhost:5556",  # derived from the 'port' value in negotiation
+            address="tcp://*:5556",  # derived from the 'port' value in negotiation
             bind=True
         )
         # Ensure the agent attached a ListenBehaviour
@@ -124,7 +124,7 @@ async def test_setup_creates_socket_and_negotiate_2(monkeypatch):
         MockCommandAgent.assert_called_once_with(
             ANY, # Server Name
             ANY, # Server Password
-            address="tcp://localhost:5557",  # derived from the 'port' value in negotiation
+            address="tcp://*:5557",  # derived from the 'port' value in negotiation
             bind=True
         )
         # Ensure the agent attached a ListenBehaviour
@@ -198,7 +198,7 @@ async def test_setup_creates_socket_and_negotiate_4(monkeypatch):
         MockCommandAgent.assert_called_once_with(
             ANY, # Server Name 
             ANY, # Server Password
-            address="tcp://localhost:5557",  # derived from the 'port' value in negotiation
+            address="tcp://*:5557",  # derived from the 'port' value in negotiation
             bind=True
         )
         # Ensure the agent attached a ListenBehaviour
@@ -234,7 +234,7 @@ async def test_setup_creates_socket_and_negotiate_5(monkeypatch):
         MockCommandAgent.assert_called_once_with(
             ANY, # Server Name 
             ANY, # Server Password
-            address="tcp://localhost:5557",  # derived from the 'port' value in negotiation
+            address="tcp://*:5557",  # derived from the 'port' value in negotiation
             bind=True
         )
         # Ensure the agent attached a ListenBehaviour
@@ -270,7 +270,7 @@ async def test_setup_creates_socket_and_negotiate_6(monkeypatch):
         MockCommandAgent.assert_called_once_with(
             ANY, # Server Name 
             ANY, # Server Password
-            address="tcp://localhost:5557",  # derived from the 'port' value in negotiation
+            address="tcp://*:5557",  # derived from the 'port' value in negotiation
             bind=True
         )
         # Ensure the agent attached a ListenBehaviour