diff --git a/crates/topos-certificate-spammer/src/lib.rs b/crates/topos-certificate-spammer/src/lib.rs
index 4e62dbaab..00a237560 100644
--- a/crates/topos-certificate-spammer/src/lib.rs
+++ b/crates/topos-certificate-spammer/src/lib.rs
@@ -191,6 +191,7 @@ pub async fn run(
 ) -> Result<(), Error> {
     // Is list of nodes is specified in the command line use them otherwise use
     // config file provided nodes
+    debug!("{:#?}", args);
     let target_nodes = if args.benchmark {
         if let (Some(target_hosts), Some(number)) = (args.target_hosts, args.number) {
             let uri = target_hosts
@@ -304,7 +305,7 @@ pub async fn run(
                 number_of_peer_nodes
             );
             async {
-                info!("Starting batch {batch_number}");
+                info!("Start batch {batch_number}");
 
                 let mut batch: Vec<Certificate> = Vec::new(); // Certificates for this batch
                 for b in 0..args.cert_per_batch {
@@ -344,12 +345,19 @@ pub async fn run(
                 // Dispatch certs in this batch
                 for cert in batch {
                     // Randomly choose target tce node for every certificate from related source_subnet_id connection list
-                    let target_node_connection = &target_node_connections[&cert.source_subnet_id]
-                        [rand::random::<usize>() % target_nodes.len()];
-                    dispatch(cert, target_node_connection)
-                        .instrument(Span::current())
-                        .with_current_context()
-                        .await;
+                    // let target_node_connection = &target_node_connections[&cert.source_subnet_id]
+                    //     [rand::random::<usize>() % target_nodes.len()];
+
+                    for connection in &target_node_connections[&cert.source_subnet_id] {
+                        info!(
+                            "Sending certificate {cert:?} to target node {}",
+                            connection.address
+                        );
+                        dispatch(cert.clone(), connection)
+                            .instrument(Span::current())
+                            .with_current_context()
+                            .await;
+                    }
                 }
             }
             .instrument(span)
diff --git a/crates/topos-tce/src/app_context.rs b/crates/topos-tce/src/app_context.rs
index fedc50b66..95c1baa6d 100644
--- a/crates/topos-tce/src/app_context.rs
+++ b/crates/topos-tce/src/app_context.rs
@@ -21,7 +21,7 @@ use topos_tce_storage::store::ReadStore;
 use topos_tce_storage::types::CertificateDeliveredWithPositions;
 use topos_tce_storage::validator::ValidatorStore;
 use topos_tce_storage::StorageClient;
-use topos_tce_synchronizer::SynchronizerEvent;
+// use topos_tce_synchronizer::SynchronizerEvent;
 use tracing::{error, info, warn};
 
 mod api;
@@ -94,7 +94,7 @@ impl AppContext {
         mut network_stream: impl Stream<Item = NetEvent> + Unpin,
         mut tce_stream: impl Stream<Item = ProtocolEvents> + Unpin,
         mut api_stream: impl Stream<Item = ApiEvent> + Unpin,
-        mut synchronizer_stream: impl Stream<Item = SynchronizerEvent> + Unpin,
+        // mut synchronizer_stream: impl Stream<Item = SynchronizerEvent> + Unpin,
         mut broadcast_stream: impl Stream<Item = CertificateDeliveredWithPositions> + Unpin,
         shutdown: (CancellationToken, mpsc::Sender<()>),
     ) {
@@ -126,9 +126,9 @@ impl AppContext {
                     self.on_api_event(event).await;
                 }
 
-                // Synchronizer events
-                Some(_event) = synchronizer_stream.next() => {
-                }
+                // // Synchronizer events
+                // Some(_event) = synchronizer_stream.next() => {
+                // }
 
                 // Shutdown signal
                 _ = shutdown.0.cancelled() => {
diff --git a/crates/topos-tce/src/lib.rs b/crates/topos-tce/src/lib.rs
index 42f654dc7..fd3183d3e 100644
--- a/crates/topos-tce/src/lib.rs
+++ b/crates/topos-tce/src/lib.rs
@@ -151,17 +151,17 @@ pub async fn run(
     let _network_handle = network_runtime.bootstrap(&mut event_stream).await?;
     debug!("P2P layer bootstrapped");
 
-    debug!("Creating the Synchronizer");
-
-    let (synchronizer_runtime, synchronizer_stream) =
-        topos_tce_synchronizer::Synchronizer::builder()
-            .with_config(config.synchronization.clone())
-            .with_shutdown(shutdown.0.child_token())
-            .with_store(validator_store.clone())
-            .with_network_client(network_client.clone())
-            .build()?;
-
-    debug!("Synchronizer created");
+    // debug!("Creating the Synchronizer");
+    //
+    // let (synchronizer_runtime, synchronizer_stream) =
+    //     topos_tce_synchronizer::Synchronizer::builder()
+    //         .with_config(config.synchronization.clone())
+    //         .with_shutdown(shutdown.0.child_token())
+    //         .with_store(validator_store.clone())
+    //         .with_network_client(network_client.clone())
+    //         .build()?;
+    //
+    // debug!("Synchronizer created");
 
     debug!("Starting gRPC api");
     let (broadcast_sender, broadcast_receiver) = broadcast::channel(BROADCAST_CHANNEL_SIZE);
@@ -203,7 +203,7 @@ pub async fn run(
 
     debug!("Reliable broadcast started");
 
-    spawn(synchronizer_runtime.into_future());
+    // spawn(synchronizer_runtime.into_future());
     // setup transport-tce-storage-api connector
     let (app_context, _tce_stream) = AppContext::new(
         is_validator,
@@ -220,7 +220,7 @@ pub async fn run(
         event_stream,
         tce_stream,
         api_stream,
-        synchronizer_stream,
+        // synchronizer_stream,
         BroadcastStream::new(broadcast_receiver).filter_map(|v| futures::future::ready(v.ok())),
         shutdown,
     ))
diff --git a/crates/topos-test-sdk/src/tce/mod.rs b/crates/topos-test-sdk/src/tce/mod.rs
index 2faaed193..3e9728b5f 100644
--- a/crates/topos-test-sdk/src/tce/mod.rs
+++ b/crates/topos-test-sdk/src/tce/mod.rs
@@ -273,7 +273,7 @@ pub async fn start_node(
 
     let (gatekeeper_client, gatekeeper_join_handle) = create_gatekeeper().await.unwrap();
 
-    let (synchronizer_stream, synchronizer_join_handle) = create_synchronizer(
+    let (_synchronizer_stream, synchronizer_join_handle) = create_synchronizer(
         gatekeeper_client.clone(),
         network_client.clone(),
         validator_store.clone(),
@@ -302,7 +302,7 @@ pub async fn start_node(
             network_stream,
             tce_stream,
             api_stream,
-            synchronizer_stream,
+            // synchronizer_stream,
             BroadcastStream::new(receiver).filter_map(|v| futures::future::ready(v.ok())),
             (shutdown_token, shutdown_sender),
         )