diff --git a/scripts/connect_to_testnet.sh b/scripts/connect_to_testnet.sh
index 96def5efb..3acf7320e 100755
--- a/scripts/connect_to_testnet.sh
+++ b/scripts/connect_to_testnet.sh
@@ -18,5 +18,5 @@ if [ ! -d ~/.cache/nimbus/BeaconNode/$NETWORK_NAME/validators ]; then
   ./$BEACON_NODE_BIN --network=$NETWORK_NAME importValidator
 fi
 
-./$BEACON_NODE_BIN --network=$NETWORK_NAME
+./$BEACON_NODE_BIN --network=$NETWORK_NAME --tcpPort:$BOOTSTRAP_PORT --udpPort:$BOOTSTRAP_PORT