diff --git a/twitter/twitter.php b/twitter/twitter.php
index a38fd72b..da103aea 100644
--- a/twitter/twitter.php
+++ b/twitter/twitter.php
@@ -75,7 +75,6 @@ use Friendica\Model\Contact;
 use Friendica\Model\Group;
 use Friendica\Model\Item;
 use Friendica\Model\ItemContent;
-use Friendica\Model\Photo;
 use Friendica\Model\Queue;
 use Friendica\Model\User;
 use Friendica\Object\Image;
@@ -1562,7 +1561,7 @@ function twitter_checknotification(App $a, $uid, $own_id, $top_item, $postarray)
 	}
 }
 
-function twitter_fetchparentposts(App $a, $uid, $post, $connection, $self, $own_id)
+function twitter_fetchparentposts(App $a, $uid, $post, TwitterOAuth $connection, $self, $own_id)
 {
 	logger("twitter_fetchparentposts: Fetching for user " . $uid . " and post " . $post->id_str, LOGGER_DEBUG);
 
@@ -1578,7 +1577,7 @@ function twitter_fetchparentposts(App $a, $uid, $post, $connection, $self, $own_
 			break;
 		}
 
-		if (!count($post)) {
+		if (empty($post)) {
 			logger("twitter_fetchparentposts: Can't fetch post " . $parameters->id, LOGGER_DEBUG);
 			break;
 		}