diff --git a/kernel/api/router.go b/kernel/api/router.go
index a5043fba0..0bb5e76f1 100644
--- a/kernel/api/router.go
+++ b/kernel/api/router.go
@@ -38,6 +38,7 @@ func ServeAPI(ginServer *gin.Engine) {
 
 	ginServer.Handle("POST", "/api/system/getEmojiConf", model.CheckAuth, getEmojiConf)
 	ginServer.Handle("POST", "/api/system/setAccessAuthCode", model.CheckAuth, model.CheckReadonly, setAccessAuthCode)
+	ginServer.Handle("POST", "/api/system/setFollowSystemLockScreen", model.CheckAuth, model.CheckReadonly, setFollowSystemLockScreen)
 	ginServer.Handle("POST", "/api/system/setNetworkServe", model.CheckAuth, model.CheckReadonly, setNetworkServe)
 	ginServer.Handle("POST", "/api/system/setUploadErrLog", model.CheckAuth, model.CheckReadonly, setUploadErrLog)
 	ginServer.Handle("POST", "/api/system/setAutoLaunch", model.CheckAuth, model.CheckReadonly, setAutoLaunch)
diff --git a/kernel/api/system.go b/kernel/api/system.go
index fc23d6800..ae94f1d39 100644
--- a/kernel/api/system.go
+++ b/kernel/api/system.go
@@ -281,6 +281,22 @@ func setAccessAuthCode(c *gin.Context) {
 	return
 }
 
+func setFollowSystemLockScreen(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	lockScreenMode := int(arg["lockScreenMode"].(float64))
+
+	model.Conf.System.LockScreenMode = lockScreenMode
+	model.Conf.Save()
+	return
+}
+
 func getSysFonts(c *gin.Context) {
 	ret := gulu.Ret.NewResult()
 	defer c.JSON(http.StatusOK, ret)