diff --git a/ContributionScores_body.php b/ContributionScores_body.php
index 4a29e2b..9a59c5b 100644
--- a/ContributionScores_body.php
+++ b/ContributionScores_body.php
@@ -127,6 +127,7 @@ class ContributionScores extends IncludableSpecialPage {
 			__METHOD__,
 			[
 				'ORDER BY' => 'wiki_rank DESC',
+				'GROUP BY' => 'user_name',
 				'LIMIT' => $limit,
 			],
 			[