diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 7a7cc903f739d192e1c78d32e30dc7be38552f75..0425d47670d14ddfc0adbb5816d9d5cf8f0f7ca1 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -52,8 +52,6 @@
 #define PB_MEASURE_K_OFF 0
 #define PB_MEASURE_K_ON 1
 
-#define FREE_PRE_SCHED_TIME 2500000
-
 #define PB_MAX_PLAN_LENGTH 100
 
 struct rq;