Index: kernel/arch/amd64/src/proc/scheduler.c
===================================================================
--- kernel/arch/amd64/src/proc/scheduler.c	(revision a759467d6a34b9623e898573cc3f17541bf75667)
+++ kernel/arch/amd64/src/proc/scheduler.c	(revision c263c77c4712f982349c184bbee4df2163f68baa)
@@ -56,5 +56,5 @@
 {
 	CPU->arch.tss->rsp0 =
-	    (uintptr_t) &THREAD->kstack[THREAD_STACK_SIZE];
+	    (uintptr_t) &THREAD->kstack[STACK_SIZE];
 	
 	/*