diff --git a/roles/mailman3/defaults/main.yml b/roles/mailman3/defaults/main.yml
index 9d67f277753eb1d2b8e93a83843e573ef7b17d3a..0e7d7da808949044aec685d6215e04d9f1dd1662 100644
--- a/roles/mailman3/defaults/main.yml
+++ b/roles/mailman3/defaults/main.yml
@@ -18,6 +18,7 @@ lists:
     description: Arch Linux packaging commits
     info: This list contains all commits to the package repositories, including diffs for newest changes.
     display_name: Arch-commits
+    max_message_size: 200
   arch-dev:
     advertised: false
     archive_policy: private