diff --git a/monkey/monkey_island/cc/models/node.py b/monkey/monkey_island/cc/models/node.py
index d992d1836..ada8aac19 100644
--- a/monkey/monkey_island/cc/models/node.py
+++ b/monkey/monkey_island/cc/models/node.py
@@ -1,4 +1,4 @@
-from typing import FrozenSet, Mapping
+from typing import FrozenSet, Mapping, Tuple
 
 from pydantic import Field
 from typing_extensions import TypeAlias
@@ -26,5 +26,5 @@ class Node(MutableInfectionMonkeyBaseModel):
     connections: NodeConnections
     """All outbound connections from this node to other machines"""
 
-    tcp_connections: Mapping[MachineID, FrozenSet[SocketAddress]] = {}
+    tcp_connections: Mapping[MachineID, Tuple[SocketAddress, ...]] = {}
     """All successfull outbound TCP connections"""
diff --git a/monkey/tests/unit_tests/monkey_island/cc/models/test_node.py b/monkey/tests/unit_tests/monkey_island/cc/models/test_node.py
index 74a83860c..e50c493ef 100644
--- a/monkey/tests/unit_tests/monkey_island/cc/models/test_node.py
+++ b/monkey/tests/unit_tests/monkey_island/cc/models/test_node.py
@@ -2,6 +2,7 @@ from typing import MutableSequence
 
 import pytest
 
+from common.types import SocketAddress
 from monkey_island.cc.models import CommunicationType, Node
 
 
@@ -11,13 +12,21 @@ def test_constructor():
         6: frozenset((CommunicationType.SCANNED,)),
         7: frozenset((CommunicationType.SCANNED, CommunicationType.EXPLOITED)),
     }
+    tcp_connections = {
+        6: tuple(
+            (SocketAddress(ip="192.168.1.1", port=80), SocketAddress(ip="192.168.1.1", port=443))
+        ),
+        7: tuple((SocketAddress(ip="192.168.1.2", port=22),)),
+    }
     n = Node(
-        machine_id=1,
+        machine_id=machine_id,
         connections=connections,
+        tcp_connections=tcp_connections,
     )
 
     assert n.machine_id == machine_id
     assert n.connections == connections
+    assert n.tcp_connections == tcp_connections
 
 
 def test_serialization():
@@ -27,9 +36,12 @@ def test_serialization():
             "6": [CommunicationType.CC.value, CommunicationType.SCANNED.value],
             "7": [CommunicationType.EXPLOITED.value, CommunicationType.CC.value],
         },
+        "tcp_connections": {
+            "6": [{"ip": "192.168.1.1", "port": 80}, {"ip": "192.168.1.1", "port": 443}],
+            "7": [{"ip": "192.168.1.2", "port": 22}],
+        },
     }
-    # "6": frozenset((CommunicationType.CC, CommunicationType.SCANNED)),
-    # "7": frozenset((CommunicationType.EXPLOITED, CommunicationType.CC)),
+
     n = Node(**node_dict)
 
     serialized_node = n.dict(simplify=True)
@@ -44,6 +56,8 @@ def test_serialization():
     for key, value in serialized_node["connections"].items():
         assert set(value) == set(node_dict["connections"][key])
 
+    assert serialized_node["tcp_connections"] == node_dict["tcp_connections"]
+
 
 def test_machine_id_immutable():
     n = Node(machine_id=1, connections={})