diff --git a/janitors/OWNERS b/janitors/OWNERS
index a28737ebc..c25d9e465 100644
--- a/janitors/OWNERS
+++ b/janitors/OWNERS
@@ -3,4 +3,5 @@ ccross@google.com
 cferris@google.com
 dwillemsen@google.com
 enh@google.com
+maco@google.com
 sadafebrahimi@google.com