diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index f34323a90541..4aa5545c4fde 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -65,7 +65,7 @@ void arch_cpu_idle(void)
 	hard_local_irq_enable();
 }
 
-#ufdef CONFIG_HOTPLUG_CPU
+#ifdef CONFIG_HOTPLUG_CPU
 void arch_cpu_idle_dead(void)
 {
 	cpu_die();