diff --git a/push/getui.go b/push/getui.go
index 63f65ff..8c546ea 100644
--- a/push/getui.go
+++ b/push/getui.go
@@ -114,6 +114,12 @@ func (g *Getui) Token() string {
 }
 
 func (g *Getui) Push(req *GetuiMessage) (*GetuiPushRsp, error) {
+	if len(req.Title) > 50 {
+		req.Title = string([]rune(req.Title)[:16])
+	}
+	if len(req.Message) > 256 {
+		req.Message = string([]rune(req.Message)[:80])
+	}
 	reqUrl := fmt.Sprintf("https://restapi.getui.com/v2/%s/push/single/cid", g.config.AppId)
 
 	params := make(map[string]interface{})