diff --git a/regressions/ck_spinlock/ck_ticket_pb.h b/regressions/ck_spinlock/ck_ticket_pb.h
index 2ce2b2c..47b74a1 100644
--- a/regressions/ck_spinlock/ck_ticket_pb.h
+++ b/regressions/ck_spinlock/ck_ticket_pb.h
@@ -1,5 +1,5 @@
 #define LOCK_NAME "ck_ticket_pb"
 #define LOCK_DEFINE static ck_spinlock_ticket_t CK_CC_CACHELINE lock = CK_SPINLOCK_TICKET_INITIALIZER
-#define LOCK ck_spinlock_ticket_lock_pb(&lock, 5)
+#define LOCK ck_spinlock_ticket_lock_pb(&lock, 0)
 #define UNLOCK ck_spinlock_ticket_unlock(&lock)