diff --git a/package-lock.json b/package-lock.json
index 0c8efab..1f842da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "auto-service",
-  "version": "4.0.8",
+  "version": "4.0.9",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "auto-service",
-      "version": "4.0.8",
+      "version": "4.0.9",
       "license": "MIT",
       "dependencies": {
         "ajv": "^6.9.1",
diff --git a/package.json b/package.json
index 7f640cc..cdee958 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "auto-service",
-  "version": "4.0.8",
+  "version": "4.0.9",
   "description": "auto generate swagger or yapi mock to typescript services and models",
   "repository": "git@github.com:gogoyqj/auto-service.git",
   "author": "yangqianjun <yang@yang>",
diff --git a/src/yapi/yapi2swagger.ts b/src/yapi/yapi2swagger.ts
index 278d123..dd09bcc 100644
--- a/src/yapi/yapi2swagger.ts
+++ b/src/yapi/yapi2swagger.ts
@@ -251,7 +251,8 @@ export function convertResponse(api: SyntheticAPI, yapiConfig: Autos.YAPIConfig)
           schemaObj = ejs(resBody);
         }
         if (schemaObj.properties && schemaObj.properties.code) {
-          if (typeof schemaObj.properties.code === 'object') {
+          // internal compatible
+          if (typeof schemaObj.properties.code === 'object' && !schemaObj.properties.type) {
             schemaObj.properties.code.type = 'number';
           }
         }