diff --git a/skywalking-sniffer/skywalking-api/src/test/java/com/a/eye/skywalking/api/context/ContextManagerTestCase.java b/skywalking-sniffer/skywalking-api/src/test/java/com/a/eye/skywalking/api/context/ContextManagerTestCase.java
index f0b092a0b..bef3c3c5d 100644
--- a/skywalking-sniffer/skywalking-api/src/test/java/com/a/eye/skywalking/api/context/ContextManagerTestCase.java
+++ b/skywalking-sniffer/skywalking-api/src/test/java/com/a/eye/skywalking/api/context/ContextManagerTestCase.java
@@ -1,16 +1,23 @@
 package com.a.eye.skywalking.api.context;
 
+import com.a.eye.skywalking.api.boot.ServiceManager;
 import com.a.eye.skywalking.trace.Span;
 import com.a.eye.skywalking.trace.TraceSegment;
 import com.a.eye.skywalking.trace.tag.Tags;
 import org.junit.After;
 import org.junit.Assert;
+import org.junit.BeforeClass;
 import org.junit.Test;
 
 /**
  * Created by wusheng on 2017/2/19.
  */
 public class ContextManagerTestCase {
+    @BeforeClass
+    public static void setup(){
+        ServiceManager.INSTANCE.boot();
+    }
+
     @Test
     public void testDelegateToTracerContext(){
         Span span = ContextManager.createSpan("serviceA");