diff --git a/sop-common/sop-gateway-common/src/main/java/com/gitee/sop/gatewaycommon/gateway/controller/GatewayController.java b/sop-common/sop-gateway-common/src/main/java/com/gitee/sop/gatewaycommon/gateway/controller/GatewayController.java
index 8836ad13..44590fa8 100644
--- a/sop-common/sop-gateway-common/src/main/java/com/gitee/sop/gatewaycommon/gateway/controller/GatewayController.java
+++ b/sop-common/sop-gateway-common/src/main/java/com/gitee/sop/gatewaycommon/gateway/controller/GatewayController.java
@@ -5,6 +5,8 @@ import com.gitee.sop.gatewaycommon.exception.ApiException;
 import com.gitee.sop.gatewaycommon.gateway.ServerWebExchangeUtil;
 import com.gitee.sop.gatewaycommon.message.ErrorEnum;
 import com.gitee.sop.gatewaycommon.result.ResultExecutor;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.server.ServerWebExchange;
@@ -28,6 +30,7 @@ public class GatewayController {
         // 合并微服务传递过来的结果，变成最终结果
         ResultExecutor<ServerWebExchange, String> resultExecutor = ApiContext.getApiConfig().getGatewayResultExecutor();
         String gatewayResult = resultExecutor.buildErrorResult(exchange, throwable);
+        exchange.getResponse().getHeaders().add(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE);
         return Mono.just(gatewayResult);
     }