diff --git a/src/Protocol/Diaspora.php b/src/Protocol/Diaspora.php
index 4af08a3ac1..0434dcef65 100644
--- a/src/Protocol/Diaspora.php
+++ b/src/Protocol/Diaspora.php
@@ -3056,7 +3056,7 @@ class Diaspora
 			return 200;
 		}
 
-		$logid = String::getRandomHex(4);
+		$logid = Strings::getRandomHex(4);
 
 		$dest_url = ($public_batch ? $contact["batch"] : $contact["notify"]);