diff --git a/src/main.rs b/src/main.rs
index 85f4383..650827c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -67,13 +67,15 @@ async fn main() {
         });
     }
 
-    // 5️⃣ Spawn PTP client task
+    // 5️⃣ Spawn PTP client thread (blocking, not async)
     {
         let ptp_state = ltc_state.clone();
         let config_clone = config_arc.clone();
-        tokio::spawn(async move {
-            println!("🚀 PTP task launched");
-            start_ptp_client(ptp_state, config_clone).await;
+        thread::spawn(move || {
+            println!("🚀 PTP thread launched");
+            // Create a new tokio runtime for this thread
+            let rt = tokio::runtime::Runtime::new().unwrap();
+            rt.block_on(start_ptp_client(ptp_state, config_clone));
         });
     }
 
diff --git a/src/ptp.rs b/src/ptp.rs
index 8aaaef7..25eaa25 100644
--- a/src/ptp.rs
+++ b/src/ptp.rs
@@ -1,6 +1,6 @@
 use crate::config::Config;
 use crate::sync_logic::LtcState;
-use rand::thread_rng;
+use rand::{rngs::StdRng, SeedableRng};
 use statime::{
     config::{
         AcceptAnyMaster, ClockIdentity, DelayMechanism, InstanceConfig, PortConfig,
@@ -117,8 +117,9 @@ async fn run_ptp_session(
     let event_socket = create_socket(&interface, 319)?;
     let general_socket = create_socket(&interface, 320)?;
 
-    // 6. Add port and run BMCA
-    let mut port = ptp_instance.add_port(port_config, filter_config, clock, thread_rng());
+    // 6. Add port and run BMCA (use StdRng which is Send)
+    let rng = StdRng::from_entropy();
+    let mut port = ptp_instance.add_port(port_config, filter_config, clock, rng);
     ptp_instance.bmca(&mut [&mut port]);
     let (mut running_port, initial_actions) = port.end_bmca();