diff --git a/kernel/sched.c b/kernel/sched.c
index 34a945b..d129e56 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -27,6 +27,7 @@
 #include <linux/smp_lock.h>
 #include <asm/mmu_context.h>
 #include <linux/interrupt.h>
+#include <linux/capability.h>
 #include <linux/completion.h>
 #include <linux/kernel_stat.h>
 #include <linux/security.h>