diff --git a/main.go b/main.go
index 6c18858..8731184 100644
--- a/main.go
+++ b/main.go
@@ -35,7 +35,7 @@ type Settings struct {
 
 var (
 	s         Settings
-	db        = lmdb.LMDBBackend{MaxLimit: 500}
+	db        = &lmdb.LMDBBackend{MaxLimit: 500}
 	log       = zerolog.New(os.Stderr).Output(zerolog.ConsoleWriter{Out: os.Stdout}).With().Timestamp().Logger()
 	whitelist = make(Whitelist)
 	relay     = khatru.NewRelay()
diff --git a/nostr.go b/nostr.go
index a03dae8..50c9164 100644
--- a/nostr.go
+++ b/nostr.go
@@ -4,4 +4,6 @@ import (
 	sdk "github.com/nbd-wtf/go-nostr/sdk"
 )
 
-var sys = sdk.NewSystem()
+var sys = sdk.NewSystem(
+	sdk.WithStore(db),
+)