diff --git a/tests/btrfs/132 b/tests/btrfs/132
index 05161772..db0dcb04 100755
--- a/tests/btrfs/132
+++ b/tests/btrfs/132
@@ -94,9 +94,10 @@ sleep $sleep_time
 kill $pids
 wait
 
-# Sync the fs to avoid EBUSY while umount, which is quite common for btrfs
-# compression
-sync
+# Wait all writers really exits
+while ps aux | grep "$SCRATCH_MNT" | grep -qv grep; do
+	sleep 1
+done
 
 echo "Silence is golden"
 status=0