diff --git a/line-openapi b/line-openapi
index 5ae51b6a..950521ed 160000
--- a/line-openapi
+++ b/line-openapi
@@ -1 +1 @@
-Subproject commit 5ae51b6a91aea5da364666cdc60d24919ad0b6ad
+Subproject commit 950521edd0f5a4508277a3f7e73563bf040aac0f
diff --git a/linebot/messaging_api/api_messaging_api.go b/linebot/messaging_api/api_messaging_api.go
index 387fafc6..39e1f1f0 100644
--- a/linebot/messaging_api/api_messaging_api.go
+++ b/linebot/messaging_api/api_messaging_api.go
@@ -511,77 +511,6 @@ func (client *MessagingApiAPI) DeleteRichMenuAliasWithHttpInfo(
 
 }
 
-// GetAdPhoneMessageStatistics
-//
-// Get result of message delivery using phone number
-// Parameters:
-//        date             Date the message was sent  Format: `yyyyMMdd` (e.g. `20190831`) Time Zone: UTC+9
-
-// https://developers.line.biz/en/reference/partner-docs/#get-phone-audience-match
-func (client *MessagingApiAPI) GetAdPhoneMessageStatistics(
-
-	date string,
-
-) (*NumberOfMessagesResponse, error) {
-	_, body, error := client.GetAdPhoneMessageStatisticsWithHttpInfo(
-
-		date,
-	)
-	return body, error
-}
-
-// GetAdPhoneMessageStatistics
-// If you want to take advantage of the HTTPResponse object for status codes and headers, use this signature.
-//
-// Get result of message delivery using phone number
-// Parameters:
-//        date             Date the message was sent  Format: `yyyyMMdd` (e.g. `20190831`) Time Zone: UTC+9
-
-// https://developers.line.biz/en/reference/partner-docs/#get-phone-audience-match
-func (client *MessagingApiAPI) GetAdPhoneMessageStatisticsWithHttpInfo(
-
-	date string,
-
-) (*http.Response, *NumberOfMessagesResponse, error) {
-	path := "/v2/bot/message/delivery/ad_phone"
-
-	req, err := http.NewRequest(http.MethodGet, client.Url(path), nil)
-	if err != nil {
-		return nil, nil, err
-	}
-
-	query := url.Values{}
-	query.Add("date", date)
-
-	req.URL.RawQuery = query.Encode()
-
-	res, err := client.Do(req)
-
-	if err != nil {
-		return res, nil, err
-	}
-
-	if res.StatusCode/100 != 2 {
-		bodyBytes, err := io.ReadAll(res.Body)
-		bodyReader := bytes.NewReader(bodyBytes)
-		if err != nil {
-			return res, nil, fmt.Errorf("failed to read response body: %w", err)
-		}
-		res.Body = io.NopCloser(bodyReader)
-		return res, nil, fmt.Errorf("unexpected status code: %d, %s", res.StatusCode, string(bodyBytes))
-	}
-
-	defer res.Body.Close()
-
-	decoder := json.NewDecoder(res.Body)
-	result := NumberOfMessagesResponse{}
-	if err := decoder.Decode(&result); err != nil {
-		return res, nil, fmt.Errorf("failed to decode JSON: %w", err)
-	}
-	return res, &result, nil
-
-}
-
 // GetAggregationUnitNameList
 //
 // Get name list of units used this month