diff --git a/README.md b/README.md
index 29dd2f7..8f0a14b 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,8 @@ Just retention above won't work, I need to roll it over too.
 I spend a very long time on this one trying to format the kraft storage correctly. Turns out I don't
 need to. Modern kafka images auto format it. If you did not get a perm error, you may have missed the
 `KAFKA_LOG_DIRS` env var in the docker-compose.yml. I spent too long on this as did not this in my
-latest compose. Adding it and giving perms as usual worked perfectly.
+latest compose. Adding it and giving perms as usual worked perfectly. Note that after this, the meta.properties files
+have the smae cluster.id across all brokers.
 
 Too much trouble on this one but finally done.