diff --git a/mse-simple-demo/C/pom.xml b/mse-simple-demo/C/pom.xml
index f0384bd9..47efdd6d 100644
--- a/mse-simple-demo/C/pom.xml
+++ b/mse-simple-demo/C/pom.xml
@@ -96,17 +96,17 @@
             <version>1.4.199</version>
         </dependency>
 
-        <dependency>
-            <groupId>com.alibaba.csp</groupId>
-            <artifactId>spring-boot-starter-ahas-sentinel-client</artifactId>
-            <version>1.10.11</version>
-        </dependency>
-
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
             <version>8.0.31</version>
         </dependency>
+
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-core</artifactId>
+            <version>1.8.6</version>
+        </dependency>
     </dependencies>
 
     <dependencyManagement>
diff --git a/mse-simple-demo/C/src/main/java/com/alibabacloud/mse/demo/c/CController.java b/mse-simple-demo/C/src/main/java/com/alibabacloud/mse/demo/c/CController.java
index 24a11685..5cd7d185 100644
--- a/mse-simple-demo/C/src/main/java/com/alibabacloud/mse/demo/c/CController.java
+++ b/mse-simple-demo/C/src/main/java/com/alibabacloud/mse/demo/c/CController.java
@@ -1,5 +1,10 @@
 package com.alibabacloud.mse.demo.c;
 
+import com.alibaba.csp.sentinel.Entry;
+import com.alibaba.csp.sentinel.EntryType;
+import com.alibaba.csp.sentinel.SphU;
+import com.alibaba.csp.sentinel.slots.block.BlockException;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.http.HttpResponse;
 import org.apache.http.client.HttpClient;
 import org.apache.http.client.config.RequestConfig;
@@ -21,6 +26,7 @@
 import java.util.concurrent.ThreadLocalRandom;
 import java.util.concurrent.TimeUnit;
 
+@Slf4j
 @RestController
 class CController {
 
@@ -90,9 +96,19 @@ public String spring_boot(HttpServletRequest request) {
 
     @GetMapping("/flow")
     public String flow(HttpServletRequest request) throws ExecutionException, InterruptedException {
-        long sleepTime = 5 + RANDOM.nextInt(5);
-        silentSleep(sleepTime);
-        return "C" + serviceTag + "[" + inetUtils.findFirstNonLoopbackAddress().getHostAddress() + "]" + " sleepTime:" + sleepTime;
+        try (Entry entry1 = SphU.entry("HelloWorld-c-flow-1", EntryType.IN)) {
+            log.debug("Hello Sentinel!1");
+            try (Entry entry2 = SphU.entry("H\"elloWorld-c-flow-2", EntryType.IN)) {
+                log.debug("Hello Sentinel!2");
+                long sleepTime = 5 + RANDOM.nextInt(5);
+                silentSleep(sleepTime);
+                return "C" + serviceTag + "[" + inetUtils.findFirstNonLoopbackAddress().getHostAddress() + "]" + " sleepTime:" + sleepTime;
+            } catch (BlockException e) {
+                throw new RuntimeException(e);
+            }
+        } catch (BlockException e) {
+            throw new RuntimeException(e);
+        }
     }
 
     @GetMapping("/params/{hot}")