diff --git a/source/includes/fact-replica-set-sync-from-is-temporary.rst b/source/includes/fact-replica-set-sync-from-is-temporary.rst
index 137fa229e5b..ca4aac1171d 100644
--- a/source/includes/fact-replica-set-sync-from-is-temporary.rst
+++ b/source/includes/fact-replica-set-sync-from-is-temporary.rst
@@ -1,4 +1,5 @@
 :dbcommand:`replSetSyncFrom` and :method:`rs.syncFrom()` provide a
 temporary override of default behavior. If the :program:`mongod`
-restarts or the connection to the sync target closes,
-:program:`mongod` will revert to the default sync logic and target.
+restarts, the connection to the sync target closes, or the sync target falls
+more than 30s behind another node, :program:`mongod` will revert to
+the default sync logic and target.