diff --git a/mod/acl.php b/mod/acl.php
index f9589598dd..48c45f2934 100644
--- a/mod/acl.php
+++ b/mod/acl.php
@@ -83,8 +83,9 @@ function acl_content(App $a)
 				WHERE `uid` = %d AND NOT `self`
 				AND NOT `blocked` AND NOT `pending` AND NOT `archive`
 				AND `success_update` >= `failure_update`
-				AND `network` IN ('%s', '%s') $sql_extra2",
+				AND `network` IN ('%s', '%s', '%s') $sql_extra2",
 			intval(local_user()),
+			DBA::escape(Protocol::ACTIVITYPUB),
 			DBA::escape(Protocol::DFRN),
 			DBA::escape(Protocol::DIASPORA)
 		);
@@ -169,10 +170,11 @@ function acl_content(App $a)
 	} elseif ($type == 'm') {
 		$r = q("SELECT `id`, `name`, `nick`, `micro`, `network`, `url`, `attag`, `addr` FROM `contact`
 				WHERE `uid` = %d AND NOT `self` AND NOT `blocked` AND NOT `pending` AND NOT `archive`
-				AND `success_update` >= `failure_update` AND `network` IN ('%s', '%s')
+				AND `success_update` >= `failure_update` AND `network` IN ('%s', '%s', '%s')
 				$sql_extra2
 				ORDER BY `name` ASC ",
 			intval(local_user()),
+			DBA::escape(Protocol::ACTIVITYPUB),
 			DBA::escape(Protocol::DFRN),
 			DBA::escape(Protocol::DIASPORA)
 		);
diff --git a/mod/contacts.php b/mod/contacts.php
index 8342906952..c33e9b6206 100644
--- a/mod/contacts.php
+++ b/mod/contacts.php
@@ -471,7 +471,7 @@ function contacts_content(App $a, $update = 0)
 
 			_contact_drop($orig_record);
 			info(L10n::t('Contact has been removed.') . EOL);
-			
+
 			goaway('contacts');
 			return; // NOTREACHED
 		}
@@ -544,7 +544,7 @@ function contacts_content(App $a, $update = 0)
 		}
 		$lblsuggest = (($contact['network'] === Protocol::DFRN) ? L10n::t('Suggest friends') : '');
 
-		$poll_enabled = in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL]);
+		$poll_enabled = in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL]);
 
 		$nettype = L10n::t('Network type: %s', ContactSelector::networkToName($contact['network'], $contact["url"]));
 
@@ -635,15 +635,15 @@ function contacts_content(App $a, $update = 0)
 			'$follow_text' => $follow_text,
 			'$profile_select' => $profile_select,
 			'$contact_id' => $contact['id'],
-			'$block_text' => (($contact['blocked']) ? L10n::t('Unblock') : L10n::t('Block') ),
-			'$ignore_text' => (($contact['readonly']) ? L10n::t('Unignore') : L10n::t('Ignore') ),
-			'$insecure' => (($contact['network'] !== Protocol::DFRN && $contact['network'] !== Protocol::MAIL && $contact['network'] !== Protocol::DIASPORA) ? $insecure : ''),
+			'$block_text' => ($contact['blocked'] ? L10n::t('Unblock') : L10n::t('Block')),
+			'$ignore_text' => ($contact['readonly'] ? L10n::t('Unignore') : L10n::t('Ignore')),
+			'$insecure' => (in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA]) ? '' : $insecure),
 			'$info' => $contact['info'],
 			'$cinfo' => ['info', '', $contact['info'], ''],
-			'$blocked' => (($contact['blocked']) ? L10n::t('Currently blocked') : ''),
-			'$ignored' => (($contact['readonly']) ? L10n::t('Currently ignored') : ''),
-			'$archived' => (($contact['archive']) ? L10n::t('Currently archived') : ''),
-			'$pending' => (($contact['pending']) ? L10n::t('Awaiting connection acknowledge') : ''),
+			'$blocked' => ($contact['blocked'] ? L10n::t('Currently blocked') : ''),
+			'$ignored' => ($contact['readonly'] ? L10n::t('Currently ignored') : ''),
+			'$archived' => ($contact['archive'] ? L10n::t('Currently archived') : ''),
+			'$pending' => ($contact['pending'] ? L10n::t('Awaiting connection acknowledge') : ''),
 			'$hidden' => ['hidden', L10n::t('Hide this contact from others'), ($contact['hidden'] == 1), L10n::t('Replies/likes to your public posts <strong>may</strong> still be visible')],
 			'$notify' => ['notify', L10n::t('Notification for new posts'), ($contact['notify_new_posts'] == 1), L10n::t('Send a notification of every new post of this contact')],
 			'$fetch_further_information' => $fetch_further_information,
@@ -1085,7 +1085,7 @@ function contact_actions($contact)
 	}
 
 	$contact_actions['block'] = [
-		'label' => (intval($contact['blocked']) ? L10n::t('Unblock') : L10n::t('Block') ),
+		'label' => (intval($contact['blocked']) ? L10n::t('Unblock') : L10n::t('Block')),
 		'url'   => 'contacts/' . $contact['id'] . '/block',
 		'title' => L10n::t('Toggle Blocked status'),
 		'sel'   => (intval($contact['blocked']) ? 'active' : ''),
@@ -1093,7 +1093,7 @@ function contact_actions($contact)
 	];
 
 	$contact_actions['ignore'] = [
-		'label' => (intval($contact['readonly']) ? L10n::t('Unignore') : L10n::t('Ignore') ),
+		'label' => (intval($contact['readonly']) ? L10n::t('Unignore') : L10n::t('Ignore')),
 		'url'   => 'contacts/' . $contact['id'] . '/ignore',
 		'title' => L10n::t('Toggle Ignored status'),
 		'sel'   => (intval($contact['readonly']) ? 'active' : ''),
@@ -1102,7 +1102,7 @@ function contact_actions($contact)
 
 	if ($contact['uid'] != 0) {
 		$contact_actions['archive'] = [
-			'label' => (intval($contact['archive']) ? L10n::t('Unarchive') : L10n::t('Archive') ),
+			'label' => (intval($contact['archive']) ? L10n::t('Unarchive') : L10n::t('Archive')),
 			'url'   => 'contacts/' . $contact['id'] . '/archive',
 			'title' => L10n::t('Toggle Archive status'),
 			'sel'   => (intval($contact['archive']) ? 'active' : ''),
diff --git a/mod/network.php b/mod/network.php
index c630beb25f..58e147d1f7 100644
--- a/mod/network.php
+++ b/mod/network.php
@@ -810,7 +810,7 @@ function networkThreadedView(App $a, $update, $parent)
 	}
 
 	// Only show it when unfiltered (no groups, no networks, ...)
-	if (in_array($nets, ['', Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]) && (strlen($sql_extra . $sql_extra2 . $sql_extra3) == 0)) {
+	if (in_array($nets, ['', Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS]) && (strlen($sql_extra . $sql_extra2 . $sql_extra3) == 0)) {
 		if (DBA::isResult($r)) {
 			$top_limit = current($r)['order_date'];
 			$bottom_limit = end($r)['order_date'];
diff --git a/src/Core/ACL.php b/src/Core/ACL.php
index ffe11363f5..0b48895d65 100644
--- a/src/Core/ACL.php
+++ b/src/Core/ACL.php
@@ -51,14 +51,14 @@ class ACL extends BaseObject
 				break;
 
 			case 'PRIVATE':
-				$networks = [Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA];
+				$networks = [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA];
 				break;
 
 			case 'TWO_WAY':
 				if (!empty($a->user['prvnets'])) {
-					$networks = [Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA];
+					$networks = [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA];
 				} else {
-					$networks = [Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA, Protocol::OSTATUS];
+					$networks = [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::MAIL, Protocol::DIASPORA, Protocol::OSTATUS];
 				}
 				break;
 
diff --git a/src/Model/GContact.php b/src/Model/GContact.php
index 18d8171615..f979abef52 100644
--- a/src/Model/GContact.php
+++ b/src/Model/GContact.php
@@ -61,11 +61,11 @@ class GContact
 		$search .= "%";
 
 		$results = DBA::p("SELECT `nurl` FROM `gcontact`
-			WHERE NOT `hide` AND `network` IN (?, ?, ?) AND
+			WHERE NOT `hide` AND `network` IN (?, ?, ?, ?) AND
 				((`last_contact` >= `last_failure`) OR (`updated` >= `last_failure`)) AND
 				(`addr` LIKE ? OR `name` LIKE ? OR `nick` LIKE ?) $extra_sql
 				GROUP BY `nurl` ORDER BY `nurl` DESC LIMIT 1000",
-			Protocol::DFRN, $ostatus, $diaspora, $search, $search, $search
+			Protocol::DFRN, Protocol::ACTIVITYPUB, $ostatus, $diaspora, $search, $search, $search
 		);
 
 		$gcontacts = [];
@@ -138,7 +138,7 @@ class GContact
 		}
 
 		// Assure that there are no parameter fragments in the profile url
-		if (in_array($gcontact['network'], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, ""])) {
+		if (in_array($gcontact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, ""])) {
 			$gcontact['url'] = self::cleanContactUrl($gcontact['url']);
 		}
 
@@ -214,7 +214,7 @@ class GContact
 			throw new Exception('No name and photo for URL '.$gcontact['url']);
 		}
 
-		if (!in_array($gcontact['network'], [Protocol::DFRN, Protocol::OSTATUS, Protocol::DIASPORA])) {
+		if (!in_array($gcontact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::OSTATUS, Protocol::DIASPORA])) {
 			throw new Exception('No federated network ('.$gcontact['network'].') detected for URL '.$gcontact['url']);
 		}
 
@@ -651,7 +651,7 @@ class GContact
 		self::fixAlternateContactAddress($contact);
 
 		// Remove unwanted parts from the contact url (e.g. "?zrl=...")
-		if (in_array($contact["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS])) {
+		if (in_array($contact["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS])) {
 			$contact["url"] = self::cleanContactUrl($contact["url"]);
 		}
 
diff --git a/src/Worker/Notifier.php b/src/Worker/Notifier.php
index 186422b6cc..d40d9068fa 100644
--- a/src/Worker/Notifier.php
+++ b/src/Worker/Notifier.php
@@ -176,6 +176,8 @@ class Notifier
 		if (!in_array($cmd, [Delivery::MAIL, Delivery::SUGGESTION, Delivery::RELOCATION])) {
 			$parent = $items[0];
 
+			self::activityPubDelivery($a, $cmd, $item_id, $uid, $target_item, $parent);
+
 			$fields = ['network', 'author-id', 'owner-id'];
 			$condition = ['uri' => $target_item["thr-parent"], 'uid' => $target_item["uid"]];
 			$thr_parent = Item::selectFirst($fields, $condition);
@@ -422,27 +424,6 @@ class Notifier
 			}
 		}
 
-		$inboxes = [];
-
-		if ($target_item['origin']) {
-			$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($target_item, $uid);
-		}
-
-		if ($parent['origin']) {
-			$parent_inboxes = ActivityPub\Transmitter::fetchTargetInboxes($parent, $uid);
-			$inboxes = array_merge($inboxes, $parent_inboxes);
-		}
-
-		// Fill the item cache
-		ActivityPub\Transmitter::createCachedActivityFromItem($item_id);
-
-		foreach ($inboxes as $inbox) {
-			logger('Deliver ' . $item_id .' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG);
-
-			Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
-					'APDelivery', $cmd, $item_id, $inbox, $uid);
-		}
-
 		// send salmon slaps to mentioned remote tags (@foo@example.com) in OStatus posts
 		// They are especially used for notifications to OStatus users that don't follow us.
 		if (!Config::get('system', 'dfrn_only') && count($url_recipients) && ($public_message || $push_notify) && $normal_mode) {
@@ -527,6 +508,30 @@ class Notifier
 		return;
 	}
 
+	private static function activityPubDelivery($a, $cmd, $item_id, $uid, $target_item, $parent)
+	{
+		$inboxes = [];
+
+		if ($target_item['origin']) {
+			$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($target_item, $uid);
+		}
+
+		if ($parent['origin']) {
+			$parent_inboxes = ActivityPub\Transmitter::fetchTargetInboxes($parent, $uid);
+			$inboxes = array_merge($inboxes, $parent_inboxes);
+		}
+
+		// Fill the item cache
+		ActivityPub\Transmitter::createCachedActivityFromItem($item_id);
+
+		foreach ($inboxes as $inbox) {
+			logger('Deliver ' . $item_id .' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG);
+
+			Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
+					'APDelivery', $cmd, $item_id, $inbox, $uid);
+		}
+	}
+
 	private static function isForumPost($item, $owner) {
 		if (($item['author-id'] == $item['owner-id']) ||
 			($owner['id'] == $item['contact-id']) ||