diff --git a/beacon_node/src/config.rs b/beacon_node/src/config.rs
index 073ee3b8326..e2cc291e490 100644
--- a/beacon_node/src/config.rs
+++ b/beacon_node/src/config.rs
@@ -232,6 +232,7 @@ pub fn get_config<E: EthSpec>(
         client_config.network.discovery_port =
             unused_port("udp").map_err(|e| format!("Failed to get port for discovery: {}", e))?;
         client_config.http_api.listen_port = 0;
+        client_config.http_metrics.listen_port = 0;
         client_config.websocket_server.port = 0;
     }