diff --git a/pkg/node/transport.go b/pkg/node/transport.go
index 7c69d33..412edf8 100644
--- a/pkg/node/transport.go
+++ b/pkg/node/transport.go
@@ -64,11 +64,11 @@ type MessageDeduplicator struct {
 // dedup.Mark(msg.ID)
 // if dedup.IsDuplicate(msg.ID) { continue }
 func NewMessageDeduplicator(ttl time.Duration) *MessageDeduplicator {
-	d := &MessageDeduplicator{
+	deduplicator := &MessageDeduplicator{
 		seen: make(map[string]time.Time),
 		ttl:  ttl,
 	}
-	return d
+	return deduplicator
 }
 
 // if dedup.IsDuplicate(msg.ID) { continue } // drop already-processed message