diff --git a/bot.go b/bot.go
index e201944..c4ed833 100644
--- a/bot.go
+++ b/bot.go
@@ -63,11 +63,17 @@ func (bot *BotAPI) MakeRequest(endpoint string, params url.Values) (APIResponse,
 	method := fmt.Sprintf(APIEndpoint, bot.Token, endpoint)
 
 	resp, err := bot.Client.PostForm(method, params)
+
 	if err != nil {
 		return APIResponse{}, err
 	}
 	defer resp.Body.Close()
 
+	// Check http response status
+	if resp.StatusCode != 200 {
+		return APIResponse{}, errors.New(resp.Status)
+	}
+
 	var apiResp APIResponse
 	bytes, err := bot.decodeAPIResponse(resp.Body, &apiResp)
 	if err != nil {
diff --git a/types.go b/types.go
index bef68b8..5c50292 100644
--- a/types.go
+++ b/types.go
@@ -142,6 +142,7 @@ type Message struct {
 	EditDate              int                `json:"edit_date"`               // optional
 	Text                  string             `json:"text"`                    // optional
 	Entities              *[]MessageEntity   `json:"entities"`                // optional
+	CaptionEntities       *[]MessageEntity   `json:"caption_entities"`        // optional
 	Audio                 *Audio             `json:"audio"`                   // optional
 	Document              *Document          `json:"document"`                // optional
 	Game                  *Game              `json:"game"`                    // optional
@@ -410,7 +411,7 @@ type InlineKeyboardButton struct {
 	SwitchInlineQuery            *string       `json:"switch_inline_query,omitempty"`              // optional
 	SwitchInlineQueryCurrentChat *string       `json:"switch_inline_query_current_chat,omitempty"` // optional
 	CallbackGame                 *CallbackGame `json:"callback_game,omitempty"`                    // optional
-	Pay                          bool          `json:"pay,omitempty"`			       // optional
+	Pay                          bool          `json:"pay,omitempty"`                              // optional
 }
 
 // CallbackQuery is data sent when a keyboard button with callback data