diff --git a/src/transaction/concurrency/lock_manager.cpp b/src/transaction/concurrency/lock_manager.cpp
index e80b1401a713cacfc1ac0ad94b6229b1c0edc41e..d92b987329711c1321f6f95822ab289fdce65c8e 100644
--- a/src/transaction/concurrency/lock_manager.cpp
+++ b/src/transaction/concurrency/lock_manager.cpp
@@ -12,7 +12,7 @@ See the Mulan PSL v2 for more details. */
 #include "time.h"
 
 #define ENABLE_LOCK_MAP
-// #define ENABLE_NO_WAIT
+#define ENABLE_NO_WAIT
 
 bool LockManager::lock_table(Transaction* txn, LockMode lock_mode, const int &tab_fd) {
     latch_.lock();