diff --git a/allhighscores.php b/allhighscores.php
index dac0fb0..9cda715 100644
--- a/allhighscores.php
+++ b/allhighscores.php
@@ -31,7 +31,7 @@ if($cid == -1) {
         LIMIT $2 OFFSET $3', array($cid, $limit, $offset))['data'];
     foreach($overview as $row) {
         $name = $row['name'];
-        $score = $score != NULL ? ($row['score']) : -1;
+        $score = (isset($score) AND $score != NULL) ? ($row['score']) : -1;
         $place = $db->query('SELECT COUNT(*) FROM "Highscores" WHERE "score" > $1 AND "Categories_ID" = $2',
                 array($score, $cid))['data'][0]['count'] + 1;
         $data[] = array('place' => $place, 'name' => $name, 'score' => $score);