diff --git a/redditbot.py b/redditbot.py
index a6534a7..17ec1ae 100644
--- a/redditbot.py
+++ b/redditbot.py
@@ -330,7 +330,7 @@ async def main():
                             url = gfyitem.get('mp4Url', url)
                     elif random_post.is_reddit_media_domain and splitted[1] == '.gif' and preview:
                         preview = preview['images'][0]['variants']
-                        for i in ('mp4', 'gif'):
+                        for i in ('gif', 'mp4'):
                             if i in preview:
                                 url = preview[i]['source']['url']
                                 break
@@ -338,7 +338,7 @@ async def main():
                     url = urlunparse(urlparse(url, 'https'))
                     await _download_file(filename, url)
                     mimetype = await _get_file_mimetype(filename)
-                    if mimetype.startswith('image') and preview and preview['enabled']:
+                    if mimetype.startswith('image') and preview and preview.get('enabled'):
                         preview = preview['images'][0]
                         urls = [i['url'] for i in preview['resolutions']]
                         urls.append(preview['source']['url'])