diff --git a/node/modules/lp2p/pubsub.go b/node/modules/lp2p/pubsub.go
index d81133f81..90c56f20d 100644
--- a/node/modules/lp2p/pubsub.go
+++ b/node/modules/lp2p/pubsub.go
@@ -278,12 +278,28 @@ func GossipSub(in GossipIn) (service *pubsub.PubSub, err error) {
 	}
 
 	// validation queue RED
-	options = append(options, pubsub.WithPeerGater(
-		pubsub.DefaultPeerGaterParams().WithTopicDeliveryWeights(map[string]float64{
-			drandTopic:                 5,
-			build.BlocksTopic(in.Nn):   10,
-			build.MessagesTopic(in.Nn): 1,
-		})))
+	pgTopicWeights := map[string]float64{
+		drandTopic:                 5,
+		build.BlocksTopic(in.Nn):   10,
+		build.MessagesTopic(in.Nn): 1,
+	}
+	var pgParams *pubsub.PeerGaterParams
+
+	if isBootstrapNode {
+		pgParams = pubsub.NewPeerGaterParams(
+			0.33,
+			pubsub.ScoreParameterDecay(2*time.Minute),
+			pubsub.ScoreParameterDecay(10*time.Minute),
+		).WithTopicDeliveryWeights(pgTopicWeights)
+	} else {
+		pgParams = pubsub.NewPeerGaterParams(
+			0.33,
+			pubsub.ScoreParameterDecay(2*time.Minute),
+			pubsub.ScoreParameterDecay(time.Hour),
+		).WithTopicDeliveryWeights(pgTopicWeights)
+	}
+
+	options = append(options, pubsub.WithPeerGater(pgParams))
 
 	// tracer
 	if in.Cfg.RemoteTracer != "" {