diff --git a/tests/phan/config.php b/tests/phan/config.php
index 5559f8d9..afa00a2d 100644
--- a/tests/phan/config.php
+++ b/tests/phan/config.php
@@ -3,7 +3,5 @@
 $cfg = require __DIR__ . '/../../vendor/mediawiki/mediawiki-phan-config/src/config.php';
 // SpecialPage->categoryTreeCategories
 $cfg['suppress_issue_types'][] = 'PhanUndeclaredProperty';
-// TitlePrefixSearch
-$cfg['suppress_issue_types'][] = 'PhanDeprecatedClass';
 
 return $cfg;