diff --git a/src/kernel/process/Scheduler.cc b/src/kernel/process/Scheduler.cc
index 67b7ed2..357a860 100644
--- a/src/kernel/process/Scheduler.cc
+++ b/src/kernel/process/Scheduler.cc
@@ -1,5 +1,6 @@
 #include "Scheduler.h"
 #include "IdleThread.h"
+#include "device/cpu/CPU.h"
 #include <utility>
 
 namespace Kernel {