diff --git a/fromgplus/fromgplus.php b/fromgplus/fromgplus.php
index ade1ca31..5dfac50c 100644
--- a/fromgplus/fromgplus.php
+++ b/fromgplus/fromgplus.php
@@ -16,6 +16,7 @@ use Friendica\Core\PConfig;
 use Friendica\Object\Image;
 use Friendica\Util\DateTimeFormat;
 use Friendica\Util\Network;
+use Friendica\Model\Item;
 
 require_once 'mod/share.php';
 require_once 'mod/parse_url.php';
@@ -176,7 +177,7 @@ function fromgplus_post($a, $uid, $source, $body, $location, $coord, $id) {
 	$_REQUEST['extid'] = NETWORK_GPLUS;
 
 	if (isset($id)) {
-		$_REQUEST['message_id'] = item_new_uri($a->get_hostname(), $uid, NETWORK_GPLUS.':'.$id);
+		$_REQUEST['message_id'] = Item::newURI($uid, NETWORK_GPLUS.':'.$id);
 	}
 
 	// $_REQUEST['verb']
diff --git a/ifttt/ifttt.php b/ifttt/ifttt.php
index bdb2b607..48278d5c 100644
--- a/ifttt/ifttt.php
+++ b/ifttt/ifttt.php
@@ -15,6 +15,7 @@ use Friendica\Core\Addon;
 use Friendica\Core\L10n;
 use Friendica\Core\PConfig;
 use Friendica\Database\DBM;
+use Friendica\Model\Item;
 
 function ifttt_install()
 {
@@ -182,7 +183,7 @@ function ifttt_message($uid, $item)
 	if (strstr($item['url'], 'facebook.com')) {
 		$hash = hash('ripemd128', item['url']);
 		$_REQUEST['extid'] = NETWORK_FACEBOOK;
-		$_REQUEST['message_id'] = item_new_uri($a->get_hostname(), $uid, NETWORK_FACEBOOK . ':' . $hash);
+		$_REQUEST['message_id'] = Item::newURI($uid, NETWORK_FACEBOOK . ':' . $hash);
 	}
 
 	if ($item['type'] == 'link') {
diff --git a/pumpio/pumpio.php b/pumpio/pumpio.php
index 2da35abc..cf659225 100644
--- a/pumpio/pumpio.php
+++ b/pumpio/pumpio.php
@@ -945,7 +945,7 @@ function pumpio_dolike(&$a, $uid, $self, $post, $own_id, $threadcompletion = tru
 	$likedata['gravity'] = 3;
 	$likedata['uid'] = $uid;
 	$likedata['wall'] = 0;
-	$likedata['uri'] = item_new_uri($a->get_baseurl(), $uid);
+	$likedata['uri'] = Item::newURI($uid);
 	$likedata['parent-uri'] = $orig_post["uri"];
 	$likedata['contact-id'] = $contactid;
 	$likedata['app'] = $post->generator->displayName;
diff --git a/statusnet/statusnet.php b/statusnet/statusnet.php
index 8cc5caa8..a297baeb 100644
--- a/statusnet/statusnet.php
+++ b/statusnet/statusnet.php
@@ -853,7 +853,7 @@ function statusnet_fetchtimeline(App $a, $uid)
 				$_REQUEST["extid"] = NETWORK_STATUSNET;
 
 				if (isset($post->id)) {
-					$_REQUEST['message_id'] = item_new_uri($a->get_hostname(), $uid, NETWORK_STATUSNET . ":" . $post->id);
+					$_REQUEST['message_id'] = Item::newURI($uid, NETWORK_STATUSNET . ":" . $post->id);
 				}
 
 				//$_REQUEST["date"] = $post->created_at;
diff --git a/twitter/twitter.php b/twitter/twitter.php
index a38fd72b..e69ebb8e 100644
--- a/twitter/twitter.php
+++ b/twitter/twitter.php
@@ -807,7 +807,7 @@ function twitter_do_mirrorpost(App $a, $uid, $post)
 	$datarray["api_source"] = true;
 	$datarray["profile_uid"] = $uid;
 	$datarray["extid"] = NETWORK_TWITTER;
-	$datarray['message_id'] = item_new_uri($a->get_hostname(), $uid, NETWORK_TWITTER . ":" . $post->id);
+	$datarray['message_id'] = Item::newURI($uid, NETWORK_TWITTER . ":" . $post->id);
 	$datarray['object'] = json_encode($post);
 	$datarray["title"] = "";