diff --git a/mod/profile.php b/mod/profile.php
index 8df63705e4..e20836a059 100644
--- a/mod/profile.php
+++ b/mod/profile.php
@@ -55,6 +55,7 @@ function profile_init(App $a)
 		if (DBA::isResult($user)) {
 			$data = ActivityPub::profile($user['uid']);
 			echo json_encode($data);
+			header('Content-Type: application/activity+json');
 			exit();
 		}
 	}
diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php
index ab5da4666c..cf9ca3dd43 100644
--- a/src/Protocol/ActivityPub.php
+++ b/src/Protocol/ActivityPub.php
@@ -834,8 +834,9 @@ class ActivityPub
 	{
 		$ret = Network::curl($url, false, $redirects, ['accept_content' => 'application/activity+json, application/ld+json']);
 		if (!$ret['success'] || empty($ret['body'])) {
-			return;
+			return false;
 		}
+
 		return json_decode($ret['body'], true);
 	}