diff --git a/init.go b/init.go
index b6f1d6d..961f3a7 100644
--- a/init.go
+++ b/init.go
@@ -200,6 +200,7 @@ func initRelays() {
 	outboxRelay.Info.Icon = config.OutboxRelayIcon
 	outboxRelay.Info.Version = config.RelayVersion
 	outboxRelay.Info.Software = config.RelaySoftware
+	outboxRelay.ServiceURL = "https://" + config.RelayURL
 
 	if !outboxRelayLimits.AllowEmptyFilters {
 		outboxRelay.RejectFilter = append(outboxRelay.RejectFilter, policies.NoEmptyFilters)
diff --git a/main.go b/main.go
index 98cd809..1d6a2bc 100644
--- a/main.go
+++ b/main.go
@@ -287,7 +287,7 @@ func makeNewRelay(relayType string, w http.ResponseWriter, r *http.Request) *kha
 			}
 		})
 
-		bl := blossom.New(outboxRelay, config.BlossomURL)
+		bl := blossom.New(outboxRelay, outboxRelay.ServiceURL)
 		bl.Store = blossom.EventStoreBlobIndexWrapper{Store: outboxDB, ServiceURL: bl.ServiceURL}
 		bl.StoreBlob = append(bl.StoreBlob, func(ctx context.Context, sha256 string, body []byte) error {
 			// if khatru.GetAuthed(ctx) != nPubToPubkey(config.OwnerNpub) {