diff --git a/presto/conf/coordinator/config.properties b/presto/conf/coordinator/config.properties
index d2a64f4..bb11096 100644
--- a/presto/conf/coordinator/config.properties
+++ b/presto/conf/coordinator/config.properties
@@ -6,4 +6,4 @@ query.max-memory-per-node=1GB
 query.max-total-memory-per-node=2GB
 discovery-server.enabled=true
 discovery.uri=http://127.0.0.1:8080
-node.external-address=coordinator
+node.internal-address=coordinator
diff --git a/presto/conf/worker1/config.properties b/presto/conf/worker1/config.properties
index 67ac64f..30c3fbf 100644
--- a/presto/conf/worker1/config.properties
+++ b/presto/conf/worker1/config.properties
@@ -4,4 +4,4 @@ query.max-memory=50GB
 query.max-memory-per-node=1GB
 query.max-total-memory-per-node=2GB
 discovery.uri=http://coordinator:8080
-node.external-address=worker1
+node.internal-address=worker1