diff --git a/src/bin/test.rs b/src/bin/test.rs
index 2bfe7cfc..10bf910c 100644
--- a/src/bin/test.rs
+++ b/src/bin/test.rs
@@ -353,14 +353,14 @@ mod mac {
             let thread = mach2::mach_init::mach_thread_self();
 
             // Busy loop for 1 second just so we accrue user thread time
-            std::thread::spawn(move || {
-                let start = std::time::Instant::now();
-                while (std::time::Instant::now() - start).as_secs() < 1 {
-                    eprint!(".");
-                }
-            })
-            .join()
-            .unwrap();
+            let start = std::time::Instant::now();
+            let mut counter = 0;
+            while (std::time::Instant::now() - start).as_secs() < 2 {
+                counter += 1;
+                std::thread::sleep(std::time::Duration::from_millis(10));
+            }
+
+            eprintln!("counted to {}", counter);
 
             println!("{task} {thread}");