diff --git a/phpunit/functional/DBmysqlIteratorTest.php b/phpunit/functional/DBmysqlIteratorTest.php
index bec08ee2f78..64ef4e7d965 100644
--- a/phpunit/functional/DBmysqlIteratorTest.php
+++ b/phpunit/functional/DBmysqlIteratorTest.php
@@ -65,7 +65,7 @@ public function testDirectQuery(): void
         $this->assertStringContainsString($req, $this->it->getSql());
     }
 
-    protected function legacyQueryProvider(): iterable
+    public static function legacyQueryProvider(): iterable
     {
         yield [
             'input'  => 'SELECT * FROM glpi_computers',