diff --git a/src/github.com/matrix-org/dendrite/roomserver/input/events.go b/src/github.com/matrix-org/dendrite/roomserver/input/events.go
index fce396342..4a0c82ec9 100644
--- a/src/github.com/matrix-org/dendrite/roomserver/input/events.go
+++ b/src/github.com/matrix-org/dendrite/roomserver/input/events.go
@@ -34,7 +34,7 @@ type RoomEventDatabase interface {
 	AddState(roomNID types.RoomNID, stateBlockNIDs []types.StateBlockNID, state []types.StateEntry) (types.StateSnapshotNID, error)
 	// Set the state at an event.
 	SetState(eventNID types.EventNID, stateNID types.StateSnapshotNID) error
-	// Lookup the latests events in a room in preperation for an update.
+	// Lookup the latest events in a room in preparation for an update.
 	// The RoomRecentEventsUpdater must be closed if this doesn't return an error.
 	// If this returns an error then no further action is required.
 	GetLatestEventsForUpdate(roomNID types.RoomNID) ([]types.StateAtEventAndReference, types.RoomRecentEventsUpdater, error)