diff --git a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service/src/main/resources/bootstrap.yml b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service/src/main/resources/bootstrap.yml
index cd045ea55..529bbbc76 100644
--- a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service/src/main/resources/bootstrap.yml
+++ b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service/src/main/resources/bootstrap.yml
@@ -5,7 +5,7 @@ spring:
     name: MetadataCalleeService
   cloud:
     polaris:
-      address: grpc://127.0.0.1:8091
+      address: grpc://183.47.111.80:8091
       namespace: default
       enabled: true
       discovery:
diff --git a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service2/src/main/resources/bootstrap.yml b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service2/src/main/resources/bootstrap.yml
index 1506d6457..1bf197361 100644
--- a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service2/src/main/resources/bootstrap.yml
+++ b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-callee-service2/src/main/resources/bootstrap.yml
@@ -5,7 +5,7 @@ spring:
     name: MetadataCalleeService2
   cloud:
     polaris:
-      address: grpc://127.0.0.1:8091
+      address: grpc://183.47.111.80:8091
       namespace: default
       enabled: true
       discovery:
diff --git a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-caller-service/src/main/resources/bootstrap.yml b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-caller-service/src/main/resources/bootstrap.yml
index df40cbab7..6b1d46521 100644
--- a/spring-cloud-tencent-examples/metadata-transfer-example/metadata-caller-service/src/main/resources/bootstrap.yml
+++ b/spring-cloud-tencent-examples/metadata-transfer-example/metadata-caller-service/src/main/resources/bootstrap.yml
@@ -5,7 +5,7 @@ spring:
     name: MetadataCallerService
   cloud:
     polaris:
-      address: grpc://127.0.0.1:8091
+      address: grpc://183.47.111.80:8091
       namespace: default
       enabled: true
       discovery: