diff --git a/src/Model/APContact.php b/src/Model/APContact.php
index c77e208186..53b70398e5 100644
--- a/src/Model/APContact.php
+++ b/src/Model/APContact.php
@@ -385,18 +385,18 @@ class APContact
 		}
 
 		// When the photo is too large, try to shorten it by removing parts
-		if (strlen($apcontact['photo'] ?? '') > 255) {
+		if (strlen($apcontact['photo'] ?? '') > 383) {
 			$parts = parse_url($apcontact['photo']);
 			unset($parts['fragment']);
 			$apcontact['photo'] = (string)Uri::fromParts((array)$parts);
 
-			if (strlen($apcontact['photo']) > 255) {
+			if (strlen($apcontact['photo']) > 383) {
 				unset($parts['query']);
 				$apcontact['photo'] = (string)Uri::fromParts((array)$parts);
 			}
 
-			if (strlen($apcontact['photo']) > 255) {
-				$apcontact['photo'] = substr($apcontact['photo'], 0, 255);
+			if (strlen($apcontact['photo']) > 383) {
+				$apcontact['photo'] = substr($apcontact['photo'], 0, 383);
 			}
 		}
 
diff --git a/src/Module/ActivityPub/Outbox.php b/src/Module/ActivityPub/Outbox.php
index e637a8e553..a0050b1ce4 100644
--- a/src/Module/ActivityPub/Outbox.php
+++ b/src/Module/ActivityPub/Outbox.php
@@ -21,7 +21,6 @@
 
 namespace Friendica\Module\ActivityPub;
 
-use Friendica\Core\System;
 use Friendica\Model\User;
 use Friendica\Module\BaseApi;
 use Friendica\Protocol\ActivityPub;
@@ -36,7 +35,7 @@ class Outbox extends BaseApi
 	protected function rawContent(array $request = [])
 	{
 		if (empty($this->parameters['nickname'])) {
-			throw new \Friendica\Network\HTTPException\NotFoundException();
+			$this->jsonExit([], 'application/activity+json');
 		}
 
 		$owner = User::getOwnerDataByNick($this->parameters['nickname']);
diff --git a/static/routes.config.php b/static/routes.config.php
index e1dbc6321b..8aa2d22ed9 100644
--- a/static/routes.config.php
+++ b/static/routes.config.php
@@ -452,6 +452,7 @@ return [
 	'/following/{nickname}' => [Module\ActivityPub\Following::class, [R::GET]],
 	'/friendica[/{format:json}]' => [Module\Friendica::class,        [R::GET]],
 	'/friendica/inbox'      => [Module\ActivityPub\Inbox::class,     [R::GET, R::POST]],
+	'/friendica/outbox'     => [Module\ActivityPub\Outbox::class,    [R::GET]],
 
 	'/fsuggest/{contact:\d+}' => [Module\FriendSuggest::class,  [R::GET, R::POST]],