diff --git a/core/common/src/main/resources/com/alipay/sofa/rpc/common/rpc-config-default.json b/core/common/src/main/resources/com/alipay/sofa/rpc/common/rpc-config-default.json
index 6ad8f836f..4c494e312 100644
--- a/core/common/src/main/resources/com/alipay/sofa/rpc/common/rpc-config-default.json
+++ b/core/common/src/main/resources/com/alipay/sofa/rpc/common/rpc-config-default.json
@@ -65,7 +65,7 @@ PS:大家也看到了，本JSON文档是支持注释的，而标准JSON是不支
   // 默认网络层
   "default.transport": "netty4",
   // 默认tracer实现
-  "default.tracer": "",
+  "default.tracer": "sofaTracer",
   /*-------------默认配置值结束-------------*/