diff --git a/app/Matchers/AuthorityMatcher.php b/app/Matchers/AuthorityMatcher.php
index 58e5e5b68..bd5c28180 100644
--- a/app/Matchers/AuthorityMatcher.php
+++ b/app/Matchers/AuthorityMatcher.php
@@ -34,6 +34,10 @@ public function matchAll(Item $item, $onlyExisting = false)
     public function match($author, Item $item, $onlyExisting = false)
     {
         $parsed = $this::parse($author);
+        if (!$parsed) {
+            return collect();
+        }
+
         if ($parsed['surname'] && $parsed['name']) {
             $fullname = sprintf('%s %s', $parsed['name'], $parsed['surname']);
         } else {