Index: kernel/arch/ppc32/src/proc/scheduler.c
===================================================================
--- kernel/arch/ppc32/src/proc/scheduler.c	(revision d92bf462a666dbc8e25bc56006b03724997951c4)
+++ kernel/arch/ppc32/src/proc/scheduler.c	(revision faeb7cc56a5f04b0b158c33f73fd7b76e95db9bd)
@@ -55,5 +55,5 @@
 	asm volatile (
 		"mtsprg0 %[ksp]\n"
-		:: [ksp] "r" (KA2PA(&THREAD->kstack[THREAD_STACK_SIZE - SP_DELTA]))
+		:: [ksp] "r" (KA2PA(&THREAD->kstack[STACK_SIZE - SP_DELTA]))
 	);
 }