diff --git a/kernel/power/wakelock.c b/kernel/power/wakelock.c
index a39a4c4726fc..67d02d62914e 100644
--- a/kernel/power/wakelock.c
+++ b/kernel/power/wakelock.c
@@ -82,7 +82,7 @@ static inline void decrement_wakelocks_number(void) {}
 
 #ifdef CONFIG_PM_WAKELOCKS_GC
 #define WL_GC_COUNT_MAX	100
-#define WL_GC_TIME_SEC	300
+#define WL_GC_TIME_SEC	120 /* default : 300s */
 
 static void __wakelocks_gc(struct work_struct *work);
 static LIST_HEAD(wakelocks_lru_list);