1 files changed, 1 insertions, 1 deletions
diff --git a/cli/tests/unit/flock_test.ts b/cli/tests/unit/flock_test.ts
index 3c73d0481..fbc061593 100644
--- a/cli/tests/unit/flock_test.ts
+++ b/cli/tests/unit/flock_test.ts
@@ -136,7 +136,7 @@ function runFlockTestProcess(opts: { exclusive: boolean; sync: boolean }) {
     // the lock so that the enter time of the next process doesn't
     // occur at the same time as this exit time
     const exitTime = new Date().getTime();
-    Deno.sleepSync(100);
+    await new Promise(resolve => setTimeout(resolve, 100));
 
     // release the lock
     ${opts.sync ? "Deno.funlockSync(rid);" : "await Deno.funlock(rid);"}