diff --git a/changelog.d/3914.bugfix b/changelog.d/3914.bugfix
index 60fb8ec1ae..27e6bad590 100644
--- a/changelog.d/3914.bugfix
+++ b/changelog.d/3914.bugfix
@@ -1 +1 @@
-Fix bug where outboud federation would stop talking to some servers when using workers
+Fix bug where outbound federation would stop talking to some servers when using workers
diff --git a/synapse/storage/transactions.py b/synapse/storage/transactions.py
index 449bdc1e49..baf0379a68 100644
--- a/synapse/storage/transactions.py
+++ b/synapse/storage/transactions.py
@@ -196,8 +196,6 @@ class TransactionStore(SQLBaseStore):
             retry_interval (int) - how long until next retry in ms
         """
 
-        # XXX: we could chose to not bother persisting this if our cache thinks
-        # this is a NOOP
         return self.runInteraction(
             "set_destination_retry_timings",
             self._set_destination_retry_timings,