diff --git a/myredis/redis.go b/myredis/redis.go
index 126e902..372c067 100644
--- a/myredis/redis.go
+++ b/myredis/redis.go
@@ -140,23 +140,18 @@ func (r *MyRedis) SetSimple(key string, value interface{}, t ...time.Duration) (
 }
 
 // GetJson json序列化
-func (r *MyRedis) GetJson(key string) (interface{}, error) {
+func (r *MyRedis) GetJson(key string, result interface{}) error {
 	ctx := context.Background()
-	res := r.Client.Get(ctx, key)
-	if res.Err() != nil {
-		return nil, res.Err()
+	res, err := r.Client.Get(ctx, key).Bytes()
+	if err != nil {
+		return err
 	}
 
-	b, err := res.Bytes()
+	err = jsoniter.Unmarshal(res, &result)
 	if err != nil {
-		return nil, fmt.Errorf("get key:%s 反序列化json失败(-1)", key)
+		return fmt.Errorf("get key:%s 反序列化json失败(-2)", key)
 	}
-	var result interface{}
-	err = jsoniter.Unmarshal(b, &result)
-	if err != nil {
-		return nil, fmt.Errorf("get key:%s 反序列化json失败(-2)", key)
-	}
-	return result, nil
+	return nil
 }
 
 // SetJson json序列化set