diff --git a/garmin.go b/garmin.go
index 4336c61..458d404 100644
--- a/garmin.go
+++ b/garmin.go
@@ -55,7 +55,12 @@ func (gc *garminClient) sendToDevice(deviceID, sender, msg string) error {
 		return err
 	}
 
-	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8")
+	req.Header.Set("Accept", "application/json, text/javascript, */*; q=0.01")
+	req.Header.Set("Origin", "https://share.garmin.com")
+	req.Header.Set("Referer", fmt.Sprintf("https://share.garmin.com/%s", gc.mapshareID))
+	req.Header.Set("X-Requested-With", "XMLHttpRequest")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0 Safari/605.1.15")
 
 	resp, err := gc.c.Do(req)
 	if err != nil {