diff --git a/pkg/service/account.go b/pkg/service/account.go
index 6394362..b5e204e 100644
--- a/pkg/service/account.go
+++ b/pkg/service/account.go
@@ -1117,7 +1117,7 @@ func (a *AccountProvider) VerifySliderStatus(_ context.Context, in *account.Veri
 
 	resp := &account.VerifySliderStatusResponse{}
 	status, err := cache.RedisClient.Get("SliderStatus:" + in.NonceStr).Result()
-	if err == redis.Nil {
+	if err != nil {
 		err = errors.New("滑块验证状态不存在,请退出重试")
 		return resp, err
 	}