diff --git a/const.go b/const.go
index 9d9f3a8..9129588 100644
--- a/const.go
+++ b/const.go
@@ -3,5 +3,5 @@ package wechatopen
 const (
 	apiUrl   = "https://api.weixin.qq.com"
 	logTable = "wechatopen"
-	Version  = "1.0.26"
+	Version  = "1.0.27"
 )
diff --git a/go.mod b/go.mod
index a72ac8e..1186c5b 100644
--- a/go.mod
+++ b/go.mod
@@ -92,5 +92,5 @@ require (
 	gorm.io/gorm v1.23.8 // indirect
 	mellium.im/sasl v0.3.0 // indirect
 	xorm.io/builder v0.3.12 // indirect
-	xorm.io/xorm v1.3.1 // indirect
+	xorm.io/xorm v1.3.2 // indirect
 )
diff --git a/go.sum b/go.sum
index c400698..f9e0725 100644
--- a/go.sum
+++ b/go.sum
@@ -905,5 +905,5 @@ sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0/go.mod h1
 xorm.io/builder v0.3.11-0.20220531020008-1bd24a7dc978/go.mod h1:aUW0S9eb9VCaPohFCH3j7czOx1PMW3i1HrSzbLYGBSE=
 xorm.io/builder v0.3.12 h1:ASZYX7fQmy+o8UJdhlLHSW57JDOkM8DNhcAF5d0LiJM=
 xorm.io/builder v0.3.12/go.mod h1:aUW0S9eb9VCaPohFCH3j7czOx1PMW3i1HrSzbLYGBSE=
-xorm.io/xorm v1.3.1 h1:z5egKrDoOLqZFhMjcGF4FBHiTmE5/feQoHclfhNidfM=
-xorm.io/xorm v1.3.1/go.mod h1:9NbjqdnjX6eyjRRhh01GHm64r6N9shTb/8Ak3YRt8Nw=
+xorm.io/xorm v1.3.2 h1:uTRRKF2jYzbZ5nsofXVUx6ncMaek+SHjWYtCXyZo1oM=
+xorm.io/xorm v1.3.2/go.mod h1:9NbjqdnjX6eyjRRhh01GHm64r6N9shTb/8Ak3YRt8Nw=
diff --git a/wxa.getwxacodeunlimit.go b/wxa.getwxacodeunlimit.go
index e8ffb10..faab5e6 100644
--- a/wxa.getwxacodeunlimit.go
+++ b/wxa.getwxacodeunlimit.go
@@ -46,9 +46,13 @@ func (c *Client) WxaGetWxaCodeUnLimit(ctx context.Context, notMustParams ...gore
 	}
 	// 定义
 	var response WxaGetWxaCodeUnLimitResponse
-	err = json.Unmarshal(request.ResponseBody, &response)
-	if err != nil {
-		return nil, err
+	// 判断内容是否为图片
+	if request.HeaderIsImg() {
+	} else {
+		err = json.Unmarshal(request.ResponseBody, &response)
+		if err != nil {
+			return nil, err
+		}
 	}
 	return newWxaGetWxaCodeUnLimitResult(response, request.ResponseBody, request), nil
 }