diff --git a/model/notification.go b/model/notification.go
index 4e04177..21d5577 100644
--- a/model/notification.go
+++ b/model/notification.go
@@ -41,11 +41,14 @@ func (n *Notification) reqURL(message string) string {
 	})
 }
 
-func (n *Notification) reqMethod() string {
-	if n.RequestMethod == NotificationRequestMethodPOST {
-		return http.MethodPost
+func (n *Notification) reqMethod() (string, error) {
+	switch n.RequestMethod {
+	case NotificationRequestMethodPOST:
+		return http.MethodPost, nil
+	case NotificationRequestMethodGET:
+		return http.MethodGet, nil
 	}
-	return http.MethodGet
+	return "", errors.New("不支持的请求方式")
 }
 
 func (n *Notification) reqBody(message string) (string, error) {
@@ -115,7 +118,12 @@ func (n *Notification) Send(message string) error {
 		return err
 	}
 
-	req, err := http.NewRequest(n.reqMethod(), n.reqURL(message), strings.NewReader(reqBody))
+	reqMethod, err := n.reqMethod()
+	if err != nil {
+		return err
+	}
+
+	req, err := http.NewRequest(reqMethod, n.reqURL(message), strings.NewReader(reqBody))
 	if err != nil {
 		return err
 	}
diff --git a/model/notification_test.go b/model/notification_test.go
index c16fcef..9cd42c3 100644
--- a/model/notification_test.go
+++ b/model/notification_test.go
@@ -1,22 +1,30 @@
 package model
 
 import (
+	"net/http"
+	"strings"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
 )
 
 var (
-	msg = "msg"
+	msg         = "msg"
+	reqTypeForm = "application/x-www-form-urlencoded"
+	reqTypeJSON = "application/json"
 )
 
 type testSt struct {
-	url        string
-	body       string
-	reqType    int
-	reqMethod  int
-	expectURL  string
-	expectBody string
+	url               string
+	body              string
+	header            string
+	reqType           int
+	reqMethod         int
+	expectURL         string
+	expectBody        string
+	expectMethod      string
+	expectContentType string
+	expectHeader      map[string]string
 }
 
 func execCase(t *testing.T, item testSt) {
@@ -25,60 +33,89 @@ func execCase(t *testing.T, item testSt) {
 		RequestMethod: item.reqMethod,
 		RequestType:   item.reqType,
 		RequestBody:   item.body,
+		RequestHeader: item.header,
 	}
 	assert.Equal(t, item.expectURL, n.reqURL(msg))
 	reqBody, err := n.reqBody(msg)
 	assert.Nil(t, err)
 	assert.Equal(t, item.expectBody, reqBody)
+	reqMethod, err := n.reqMethod()
+	assert.Nil(t, err)
+	assert.Equal(t, item.expectMethod, reqMethod)
+
+	req, err := http.NewRequest("", "", strings.NewReader(""))
+	assert.Nil(t, err)
+	n.setContentType(req)
+	assert.Equal(t, item.expectContentType, req.Header.Get("Content-Type"))
+	n.setRequestHeader(req)
+	for k, v := range item.expectHeader {
+		assert.Equal(t, v, req.Header.Get(k))
+	}
 }
 
 func TestNotification(t *testing.T) {
 	cases := []testSt{
 		{
-			url:        "https://example.com",
-			body:       `{"asd":"dsa"}`,
-			reqMethod:  NotificationRequestMethodGET,
-			expectURL:  "https://example.com",
-			expectBody: "",
+			url:               "https://example.com",
+			body:              `{"asd":"dsa"}`,
+			header:            `{"asd":"dsa"}`,
+			reqMethod:         NotificationRequestMethodGET,
+			expectURL:         "https://example.com",
+			expectMethod:      http.MethodGet,
+			expectContentType: "",
+			expectHeader:      map[string]string{"asd": "dsa"},
+			expectBody:        "",
 		},
 		{
-			url:        "https://example.com/?m=#NEZHA#",
-			body:       `{"asd":"dsa"}`,
-			reqMethod:  NotificationRequestMethodGET,
-			expectURL:  "https://example.com/?m=" + msg,
-			expectBody: "",
+			url:               "https://example.com/?m=#NEZHA#",
+			body:              `{"asd":"dsa"}`,
+			reqMethod:         NotificationRequestMethodGET,
+			expectURL:         "https://example.com/?m=" + msg,
+			expectMethod:      http.MethodGet,
+			expectContentType: "",
+			expectBody:        "",
 		},
 		{
-			url:        "https://example.com/?m=#NEZHA#",
-			body:       `{"asd":"#NEZHA#"}`,
-			reqMethod:  NotificationRequestMethodPOST,
-			reqType:    NotificationRequestTypeForm,
-			expectURL:  "https://example.com/?m=" + msg,
-			expectBody: "asd=" + msg,
+			url:               "https://example.com/?m=#NEZHA#",
+			body:              `{"asd":"#NEZHA#"}`,
+			reqMethod:         NotificationRequestMethodPOST,
+			reqType:           NotificationRequestTypeForm,
+			expectURL:         "https://example.com/?m=" + msg,
+			expectMethod:      http.MethodPost,
+			expectContentType: reqTypeForm,
+			expectBody:        "asd=" + msg,
 		},
 		{
-			url:        "https://example.com/?m=#NEZHA#",
-			body:       `{"#NEZHA#":"#NEZHA#"}`,
-			reqMethod:  NotificationRequestMethodPOST,
-			reqType:    NotificationRequestTypeForm,
-			expectURL:  "https://example.com/?m=" + msg,
-			expectBody: "%23NEZHA%23=" + msg,
+			url:               "https://example.com/?m=#NEZHA#",
+			body:              `{"#NEZHA#":"#NEZHA#"}`,
+			reqMethod:         NotificationRequestMethodPOST,
+			reqType:           NotificationRequestTypeForm,
+			expectURL:         "https://example.com/?m=" + msg,
+			expectMethod:      http.MethodPost,
+			expectContentType: reqTypeForm,
+			expectBody:        "%23NEZHA%23=" + msg,
 		},
 		{
-			url:        "https://example.com/?m=#NEZHA#",
-			body:       `{"asd":"#NEZHA#"}`,
-			reqMethod:  NotificationRequestMethodPOST,
-			reqType:    NotificationRequestTypeJSON,
-			expectURL:  "https://example.com/?m=" + msg,
-			expectBody: `{"asd":"msg"}`,
+			url:               "https://example.com/?m=#NEZHA#",
+			body:              `{"asd":"#NEZHA#"}`,
+			reqMethod:         NotificationRequestMethodPOST,
+			reqType:           NotificationRequestTypeJSON,
+			expectURL:         "https://example.com/?m=" + msg,
+			expectMethod:      http.MethodPost,
+			expectContentType: reqTypeJSON,
+			expectBody:        `{"asd":"msg"}`,
 		},
 		{
-			url:        "https://example.com/?m=#NEZHA#",
-			body:       `{"#NEZHA#":"#NEZHA#"}`,
-			reqMethod:  NotificationRequestMethodPOST,
-			reqType:    NotificationRequestTypeJSON,
-			expectURL:  "https://example.com/?m=" + msg,
-			expectBody: `{"msg":"msg"}`,
+			url:               "https://example.com/?m=#NEZHA#",
+			body:              `{"#NEZHA#":"#NEZHA#"}`,
+			reqMethod:         NotificationRequestMethodPOST,
+			header:            `{"asd":"dsa11"}`,
+			reqType:           NotificationRequestTypeJSON,
+			expectURL:         "https://example.com/?m=" + msg,
+			expectMethod:      http.MethodPost,
+			expectContentType: reqTypeJSON,
+			expectBody:        `{"msg":"msg"}`,
+			expectHeader:      map[string]string{"asd": "dsa11"},
 		},
 	}