diff --git a/src/machine.rs b/src/machine.rs
index a81273960d0..4032a399e3e 100644
--- a/src/machine.rs
+++ b/src/machine.rs
@@ -282,7 +282,7 @@ pub(crate) fn new(
             panic_payload: None,
             time_anchor: Instant::now(),
             layouts,
-            threads: Default::default(),
+            threads: ThreadManager::default(),
         }
     }
 }