add second mention of rmr /migration
diff --git a/37/ops.html b/37/ops.html
index 5801863..cf7c95d 100644
--- a/37/ops.html
+++ b/37/ops.html
@@ -4135,7 +4135,10 @@
</li>
<li>
Using <code>zookeeper-shell.sh</code>, run <code>rmr /controller</code> so that one
- of the brokers can become the new old-style controller.
+ of the brokers can become the new old-style controller. Additionally, run
+ <code>get /migration</code> followed by <code>rmr /migration</code> to clear the
+ migration state from ZooKeeper. This will allow you to re-attempt the migration
+ in the future. The data read from "/migration" can be useful for debugging.
</li>
<li>
On each broker, remove the <code>zookeeper.metadata.migration.enable</code>,
diff --git a/38/ops.html b/38/ops.html
index 34a518e..882f485 100644
--- a/38/ops.html
+++ b/38/ops.html
@@ -4145,7 +4145,10 @@
</li>
<li>
Using <code>zookeeper-shell.sh</code>, run <code>rmr /controller</code> so that one
- of the brokers can become the new old-style controller.
+ of the brokers can become the new old-style controller. Additionally, run
+ <code>get /migration</code> followed by <code>rmr /migration</code> to clear the
+ migration state from ZooKeeper. This will allow you to re-attempt the migration
+ in the future. The data read from "/migration" can be useful for debugging.
</li>
<li>
On each broker, remove the <code>zookeeper.metadata.migration.enable</code>,