diff --git a/sdk/responses/response.go b/sdk/responses/response.go
index af5d033..8a5ec23 100644
--- a/sdk/responses/response.go
+++ b/sdk/responses/response.go
@@ -110,11 +110,12 @@ func Unmarshal(response AcsResponse, httpResponse *http.Response, format string)
 		return
 	}
 
-	if format != "xml" {
+	if format != "xml" && format != "text" {
 		err = jsoniter.Unmarshal(response.GetHttpContentBytes(), response)
 		if err != nil {
 			return errors.New("json Unmarshal:" + err.Error())
 		}
 	}
+
 	return
 }
diff --git a/services/passport/client.go b/services/passport/client.go
index 731aa42..9e2b074 100644
--- a/services/passport/client.go
+++ b/services/passport/client.go
@@ -63,3 +63,11 @@ func (c *Client) GetUserGameSign(req *GetUserGameSignRequest) (response *GetUser
 	err = c.DoAction(req, response)
 	return
 }
+
+// ChangePassword
+// 用户修改密码
+func (c *Client) ChangePassword(req *ChangePasswordRequest) (response *ChangePasswordResponse, err error) {
+	response = CreateChangePasswordResponse()
+	err = c.DoAction(req, response)
+	return
+}
diff --git a/services/passport/client_test.go b/services/passport/client_test.go
index 6274f52..fc8beaf 100644
--- a/services/passport/client_test.go
+++ b/services/passport/client_test.go
@@ -78,3 +78,19 @@ func TestGetUserGameSign(t *testing.T) {
 	t.Logf("resp code:%+v", resp.Code)
 	t.Logf("resp data:%+v", resp.Data)
 }
+
+// 测试用户修改密码
+func TestChangePassword(t *testing.T) {
+	client, err := NewClient()
+	if err != nil {
+		t.Error(err)
+	}
+	req := CreateChangePasswordRequest("rz35990497", "654321")
+	req.AcceptFormat = "text"
+	resp, err := client.ChangePassword(req)
+	if err != nil {
+		t.Error(err)
+	}
+	// 记录文本结果
+	t.Logf("resp data:%+v", resp.GetHttpContentString())
+}
diff --git a/services/passport/getpwd.go b/services/passport/getpwd.go
new file mode 100644
index 0000000..fc48c9e
--- /dev/null
+++ b/services/passport/getpwd.go
@@ -0,0 +1,42 @@
+package passport
+
+import (
+	"fmt"
+	"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/requests"
+	"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/responses"
+)
+
+type ChangePasswordRequest struct {
+	*requests.RpcRequest
+}
+
+func CreateChangePasswordRequest(userName string, newPwd string) (req *ChangePasswordRequest) {
+	ts, sign := GetSign()
+
+	req = &ChangePasswordRequest{
+		RpcRequest: &requests.RpcRequest{},
+	}
+	req.InitWithApiInfo(HOST, VERSION, "/remote_login.php")
+	req.FormParams = map[string]string{
+		"act":      "getpwd",
+		"do":       "passwd",
+		"username": userName,
+		"newpwd":   newPwd,
+		"time":     fmt.Sprintf("%v", ts),
+		"sign":     sign,
+	}
+
+	req.Method = requests.POST
+	return
+}
+
+func CreateChangePasswordResponse() (response *ChangePasswordResponse) {
+	response = &ChangePasswordResponse{
+		BaseResponse: &responses.BaseResponse{},
+	}
+	return
+}
+
+type ChangePasswordResponse struct {
+	*responses.BaseResponse
+}