diff --git a/src/test/java/net/openhft/chronicle/map/TCPSocketReplicationAfterNodeFailureTest.java b/src/test/java/net/openhft/chronicle/map/TCPSocketReplicationAfterNodeFailureTest.java
index 342947c63..3a97331f3 100644
--- a/src/test/java/net/openhft/chronicle/map/TCPSocketReplicationAfterNodeFailureTest.java
+++ b/src/test/java/net/openhft/chronicle/map/TCPSocketReplicationAfterNodeFailureTest.java
@@ -71,7 +71,7 @@ public class TCPSocketReplicationAfterNodeFailureTest {
             byte identifier = (byte) 1;
 
             TcpTransportAndNetworkConfig tcpConfig = TcpTransportAndNetworkConfig
-                    .of(8021)
+                    .of(8121)
                     .heartBeatInterval(1, TimeUnit.SECONDS);
 
             hubOnServer1 = ReplicationHub.builder()
@@ -105,7 +105,7 @@ public class TCPSocketReplicationAfterNodeFailureTest {
             byte identifier = (byte) 2;
 
             TcpTransportAndNetworkConfig tcpConfig = TcpTransportAndNetworkConfig
-                    .of(8022, new InetSocketAddress("localhost", 8021))
+                    .of(8122, new InetSocketAddress("localhost", 8121))
                     .heartBeatInterval(1, TimeUnit.SECONDS);
 
             hubOnServer2 = ReplicationHub.builder()
@@ -143,9 +143,9 @@ public class TCPSocketReplicationAfterNodeFailureTest {
             byte identifier = (byte) 3;
 
             TcpTransportAndNetworkConfig tcpConfig = TcpTransportAndNetworkConfig
-                    .of(8023,
-                            new InetSocketAddress("localhost", 8021),
-                            new InetSocketAddress("localhost", 8022)) // this wont be available but just added for completeness
+                    .of(8123,
+                            new InetSocketAddress("localhost", 8121),
+                            new InetSocketAddress("localhost", 8122)) // this wont be available but just added for completeness
                     .heartBeatInterval(1, TimeUnit.SECONDS);
 
             hubOnServer3 = ReplicationHub.builder()