diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0f3092..9e263aa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## v2.0.5 / 2021-02-24
+* [BUGFIX] curl请求采集接口时，http.resp.status_code 非200直接报错返回，避免权限错误引起的解析错误的误导
+
 ## v2.0.4 / 2021-01-28
 * [FEATURE] 新增ksm指标计算节点cpu/mem 请求/限制率等指标
 * [BUGFIX] ksm启动不再sleep等待，因为push的瓶颈在transfer已经解决了
diff --git a/collect/common.go b/collect/common.go
index 96641b1..82d92d9 100644
--- a/collect/common.go
+++ b/collect/common.go
@@ -3,6 +3,7 @@ package collect
 import (
 	"context"
 	"crypto/md5"
+	"errors"
 	"fmt"
 	"io"
 	"io/ioutil"
@@ -593,6 +594,10 @@ func CurlTlsMetricsApi(logger log.Logger, funcName string, cg *config.CommonApiS
 		level.Error(logger).Log("msg", "client request error", "funcName", funcName, "err", err)
 		return nil, err
 	}
+	if resp.StatusCode != http.StatusOK {
+		level.Error(logger).Log("msg", "target_scrape_status_code_not_200_maybe_unauthorized", "funcName", funcName, "StatusCode", resp.StatusCode, "Status", resp.Status)
+		return nil, errors.New(fmt.Sprintf("server returned HTTP status %s", resp.Status))
+	}
 	defer func() {
 		io.Copy(ioutil.Discard, resp.Body)
 		resp.Body.Close()