diff --git a/apps/user_ldap/lib/Migration/Version1141Date20220323143801.php b/apps/user_ldap/lib/Migration/Version1141Date20220323143801.php
index be496d9215e35..84faee03b66c3 100644
--- a/apps/user_ldap/lib/Migration/Version1141Date20220323143801.php
+++ b/apps/user_ldap/lib/Migration/Version1141Date20220323143801.php
@@ -34,8 +34,8 @@
 use OCP\Migration\SimpleMigrationStep;
 
 class Version1141Date20220323143801 extends SimpleMigrationStep {
-
-	private IDBConnection $dbc;
+	/** @var IDBConnection */
+	private $dbc;
 
 	public function __construct(IDBConnection $dbc) {
 		$this->dbc = $dbc;