diff --git a/brpc-spring-boot-starter/src/main/java/com/baidu/brpc/spring/boot/autoconfigure/SpringBootAnnotationResolver.java b/brpc-spring-boot-starter/src/main/java/com/baidu/brpc/spring/boot/autoconfigure/SpringBootAnnotationResolver.java
index 90580f65..573d89d0 100644
--- a/brpc-spring-boot-starter/src/main/java/com/baidu/brpc/spring/boot/autoconfigure/SpringBootAnnotationResolver.java
+++ b/brpc-spring-boot-starter/src/main/java/com/baidu/brpc/spring/boot/autoconfigure/SpringBootAnnotationResolver.java
@@ -338,6 +338,9 @@ private RpcProxyFactoryBean createRpcProxyFactoryBean(RpcProxy rpcProxy,
         MutablePropertyValues values = new MutablePropertyValues();
         BrpcConfig brpcConfig = getServiceConfig(beanFactory, serviceInterface);
         for (Field field : RpcClientOptions.class.getDeclaredFields()) {
+            if (field.isSynthetic()) {
+                continue;
+            }
             try {
                 field.setAccessible(true);
                 values.addPropertyValue(field.getName(), field.get(brpcConfig.getClient()));
diff --git a/brpc-spring/src/main/java/com/baidu/brpc/spring/annotation/RpcAnnotationResolver.java b/brpc-spring/src/main/java/com/baidu/brpc/spring/annotation/RpcAnnotationResolver.java
index a725a4b2..2f440e40 100644
--- a/brpc-spring/src/main/java/com/baidu/brpc/spring/annotation/RpcAnnotationResolver.java
+++ b/brpc-spring/src/main/java/com/baidu/brpc/spring/annotation/RpcAnnotationResolver.java
@@ -323,6 +323,9 @@ protected RpcProxyFactoryBean createRpcProxyFactoryBean(RpcProxy rpcProxy,
         beanDef.setBeanClass(RpcProxyFactoryBean.class);
         MutablePropertyValues values = new MutablePropertyValues();
         for (Field field : rpcClientOptions.getClass().getDeclaredFields()) {
+            if (field.isSynthetic()) {
+                continue;
+            }
             try {
                 field.setAccessible(true);
                 values.addPropertyValue(field.getName(), field.get(rpcClientOptions));