diff --git a/apps/dav/lib/Server.php b/apps/dav/lib/Server.php
index 994ac04033a..896af09f1c0 100644
--- a/apps/dav/lib/Server.php
+++ b/apps/dav/lib/Server.php
@@ -163,6 +163,9 @@ class Server {
 
 		$this->server->addPlugin(new CopyEtagHeaderPlugin());
 
+		// allow setup of additional plugins
+		$dispatcher->dispatch('OCA\DAV\Connector\Sabre::addPlugin', $event);
+
 		// Some WebDAV clients do require Class 2 WebDAV support (locking), since
 		// we do not provide locking we emulate it using a fake locking plugin.
 		if($request->isUserAgent([