diff --git a/crates/nostr-sdk/src/relay/mod.rs b/crates/nostr-sdk/src/relay/mod.rs
index 1885fe1a7..1c13cc62b 100644
--- a/crates/nostr-sdk/src/relay/mod.rs
+++ b/crates/nostr-sdk/src/relay/mod.rs
@@ -257,6 +257,7 @@ pub struct Relay {
     document: Arc<RwLock<RelayInformationDocument>>,
     opts: RelayOptions,
     stats: RelayConnectionStats,
+    #[allow(dead_code)]
     database: Arc<DynNostrDatabase>,
     scheduled_for_stop: Arc<AtomicBool>,
     scheduled_for_termination: Arc<AtomicBool>,
diff --git a/crates/nostr-sdk/src/relay/pool.rs b/crates/nostr-sdk/src/relay/pool.rs
index 4b2e73d18..c073b6aad 100644
--- a/crates/nostr-sdk/src/relay/pool.rs
+++ b/crates/nostr-sdk/src/relay/pool.rs
@@ -199,8 +199,10 @@ impl RelayPoolTask {
                                             }
 
                                             // Set event as seen by relay
-                                            if let Err(e) =
-                                                this.database.event_id_seen(event.id, Some(relay_url)).await
+                                            if let Err(e) = this
+                                                .database
+                                                .event_id_seen(event.id, Some(relay_url))
+                                                .await
                                             {
                                                 tracing::error!(
                                                     "Impossible to set event {} as seen by relay: {e}",
@@ -329,11 +331,14 @@ impl Drop for RelayPool {
 impl RelayPool {
     /// Create new `RelayPool`
     pub fn new(opts: RelayPoolOptions) -> Self {
+        Self::with_database(opts, Arc::new(MemoryDatabase::new()))
+    }
+
+    /// New with database
+    pub fn with_database(opts: RelayPoolOptions, database: Arc<DynNostrDatabase>) -> Self {
         let (notification_sender, _) = broadcast::channel(opts.notification_channel_size);
         let (pool_task_sender, pool_task_receiver) = mpsc::channel(opts.task_channel_size);
 
-        let database = Arc::new(MemoryDatabase::new());
-
         let relay_pool_task = RelayPoolTask::new(
             database.clone(),
             pool_task_receiver,