diff --git a/lib/Doctrine/Common/Annotations/ImplicitlyIgnoredAnnotationNames.php b/lib/Doctrine/Common/Annotations/ImplicitlyIgnoredAnnotationNames.php
index 2efeb1d22..ab27f8a5c 100644
--- a/lib/Doctrine/Common/Annotations/ImplicitlyIgnoredAnnotationNames.php
+++ b/lib/Doctrine/Common/Annotations/ImplicitlyIgnoredAnnotationNames.php
@@ -147,6 +147,7 @@ final class ImplicitlyIgnoredAnnotationNames
         // PHPStan, Psalm
         'extends' => true,
         'implements' => true,
+        'readonly' => true,
         'template' => true,
         'use' => true,