diff --git a/methods_params.go b/methods_params.go
index 2ee9898..3ec44cb 100644
--- a/methods_params.go
+++ b/methods_params.go
@@ -574,7 +574,7 @@ type GetMyShortDescriptionParams struct {
 }
 
 type SetChatMenuButtonParams struct {
-	ChatID     any                    `json:"chat_id"`
+	ChatID     any                    `json:"chat_id,omitempty"`
 	MenuButton models.InputMenuButton `json:"menu_button"`
 }