diff --git a/src/main/resources/application-chain-1.properties b/src/main/resources/application-chain-1.properties
index fbadfba3..5ea646bd 100644
--- a/src/main/resources/application-chain-1.properties
+++ b/src/main/resources/application-chain-1.properties
@@ -17,6 +17,6 @@ server.port=8081
 
 # NODE
 node.port=9191
-node.root-nodes=localhost:9192,localhost:9193
+node.root-nodes=openchain:9192,openchain:9193
 
-node.config-path=config-1.json
\ No newline at end of file
+#node.config-path=config-1.json
\ No newline at end of file
diff --git a/src/main/resources/application-chain-2.properties b/src/main/resources/application-chain-2.properties
index b95ffda5..89d8c92c 100644
--- a/src/main/resources/application-chain-2.properties
+++ b/src/main/resources/application-chain-2.properties
@@ -15,6 +15,6 @@ server.port=8082
 
 # NODE
 node.port=9192
-node.root-nodes=localhost:9191,localhost:9193
+node.root-nodes=openchain:9191,openchain:9193
 
-node.config-path=config-2.json
\ No newline at end of file
+#node.config-path=config-2.json
\ No newline at end of file
diff --git a/src/main/resources/application-chain-3.properties b/src/main/resources/application-chain-3.properties
index f54ceba2..389bfa2f 100644
--- a/src/main/resources/application-chain-3.properties
+++ b/src/main/resources/application-chain-3.properties
@@ -15,6 +15,6 @@ server.port=8083
 
 # NODE
 node.port=9193
-node.root-nodes=localhost:9191,localhost:9192
+node.root-nodes=openchain:9191,openchain:9192
 
-node.config-path=config-3.json
\ No newline at end of file
+#node.config-path=config-3.json
\ No newline at end of file