diff --git a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-a/src/main/resources/bootstrap.yml b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-a/src/main/resources/bootstrap.yml
index 265a218b..ad3c8262 100644
--- a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-a/src/main/resources/bootstrap.yml
+++ b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-a/src/main/resources/bootstrap.yml
@@ -3,46 +3,46 @@ server:
 spring:
   application:
     name: QuickstartCalleeService
-#  cloud:
-#    polaris:
-#      address: grpc://127.0.0.1:8091
-#      namespace: default
-##      enabled: true
-#      discovery:
-#        enabled: true
-#        register: true
-#      contract:
-#        exposure: true
-#        report:
-#          enabled: false
-#      stat:
-#        enabled: true
-#        port: 28083
-#      #        pushgateway:
-#      #          enabled: true
-#      #          address: 127.0.0.1:9091
-#      config:
-#        address: grpc://127.0.0.1:8093
-#        auto-refresh: true
-#        groups:
-#          - name: ${spring.application.name}
-#            files: [ "config/callee.properties" ]
-#      ratelimit:
-#        enabled: true
-#        rejectRequestTipsFilePath: reject-tips.html
-#        maxQueuingTime: 500
-#    tencent:
-#      metadata:
-#        content:
-#          label1: value1
-#          region: huanan
-#management:
-#  endpoints:
-#    web:
-#      exposure:
-#        include:
-#          - polaris-discovery
-#          - polaris-ratelimit
-#          - polaris-config
-#label:
-#  key-value: user:zhangsan
+  cloud:
+    polaris:
+      address: grpc://127.0.0.1:8091
+      namespace: default
+      enabled: true
+      discovery:
+        enabled: true
+        register: true
+      contract:
+        exposure: true
+        report:
+          enabled: false
+      stat:
+        enabled: true
+        port: 28083
+      #        pushgateway:
+      #          enabled: true
+      #          address: 127.0.0.1:9091
+      config:
+        address: grpc://127.0.0.1:8093
+        auto-refresh: true
+        groups:
+          - name: ${spring.application.name}
+            files: [ "config/callee.properties" ]
+      ratelimit:
+        enabled: true
+        rejectRequestTipsFilePath: reject-tips.html
+        maxQueuingTime: 500
+    tencent:
+      metadata:
+        content:
+          label1: value1
+          region: huanan
+management:
+  endpoints:
+    web:
+      exposure:
+        include:
+          - polaris-discovery
+          - polaris-ratelimit
+          - polaris-config
+label:
+  key-value: user:zhangsan
diff --git a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-b/src/main/resources/bootstrap.yml b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-b/src/main/resources/bootstrap.yml
index a5a38326..381eb216 100644
--- a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-b/src/main/resources/bootstrap.yml
+++ b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/callee-service-b/src/main/resources/bootstrap.yml
@@ -3,45 +3,45 @@ server:
 spring:
   application:
     name: QuickstartCalleeService
-#  cloud:
-#    polaris:
-#      address: grpc://127.0.0.1:8091
-#      namespace: default
-#      enabled: true
-#      discovery:
-#        enabled: true
-#        register: true
-#      contract:
-#        exposure: true
-#        report:
-#          enabled: false
-#      stat:
-#        enabled: true
-#        port: 28084
-#      #        pushgateway:
-#      #          enabled: true
-#      #          address: 127.0.0.1:9091
-#      config:
-#        address: grpc://127.0.0.1:8093
-#        auto-refresh: true
-#        groups:
-#          - name: ${spring.application.name}
-#            files: [ "config/callee.properties" ]
-#      ratelimit:
-#        enabled: true
-#        maxQueuingTime: 500
-#    tencent:
-#      metadata:
-#        content:
-#          label1: value2
-#          region: huanan
-#management:
-#  endpoints:
-#    web:
-#      exposure:
-#        include:
-#          - polaris-discovery
-#          - polaris-ratelimit
-#          - polaris-config
-#label:
-#  key-value: user2:lisi
+  cloud:
+    polaris:
+      address: grpc://127.0.0.1:8091
+      namespace: default
+      enabled: true
+      discovery:
+        enabled: true
+        register: true
+      contract:
+        exposure: true
+        report:
+          enabled: false
+      stat:
+        enabled: true
+        port: 28084
+      #        pushgateway:
+      #          enabled: true
+      #          address: 127.0.0.1:9091
+      config:
+        address: grpc://127.0.0.1:8093
+        auto-refresh: true
+        groups:
+          - name: ${spring.application.name}
+            files: [ "config/callee.properties" ]
+      ratelimit:
+        enabled: true
+        maxQueuingTime: 500
+    tencent:
+      metadata:
+        content:
+          label1: value2
+          region: huanan
+management:
+  endpoints:
+    web:
+      exposure:
+        include:
+          - polaris-discovery
+          - polaris-ratelimit
+          - polaris-config
+label:
+  key-value: user2:lisi
diff --git a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/caller-service/pom.xml b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/caller-service/pom.xml
index 726a8da3..ea379aaf 100644
--- a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/caller-service/pom.xml
+++ b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/circuitbreaker-examples/caller-service/pom.xml
@@ -11,8 +11,11 @@
 		<relativePath/>
 	</parent>
 
+	<packaging>jar</packaging>
+	<version>1.7.0</version>
 	<artifactId>caller-service</artifactId>
 	<name>Quickstart Caller Service</name>
+
 	<properties>
 		<spring.cloud.version>Hoxton.SR12</spring.cloud.version>
 		<spring.cloud.tencent.version>1.14.0-Hoxton.SR12-SNAPSHOT</spring.cloud.tencent.version>
diff --git a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/pom.xml b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/pom.xml
index ade6f974..17680dcd 100644
--- a/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/pom.xml
+++ b/polaris-agent-examples/spring-cloud-plugins-examples/spring-cloud-hoxton-examples/pom.xml
@@ -17,6 +17,7 @@
     <modules>
         <module>quickstart-examples</module>
         <module>gray-release-examples</module>
+        <module>circuitbreaker-examples</module>
     </modules>
 
 </project>
\ No newline at end of file