diff --git a/td.go b/td.go
index 2cb9272..923e730 100644
--- a/td.go
+++ b/td.go
@@ -77,7 +77,7 @@ func ListenTG(c *tdlib.Client) {
 					rm := updateMsg.Message.ReplyMarkup.(*tdlib.ReplyMarkupInlineKeyboard)
 					for k1, v1 := range rm.Rows {
 						for k2, v2 := range v1 {
-							fmt.Printf("ReplyMarkupInlineKeyboard[%i][%i] : %s\n", k1, k2, v2.Text)
+							fmt.Printf("ReplyMarkupInlineKeyboard[%d][%d] : %s\n", k1, k2, v2.Text)
 						}
 					}
 				}