diff --git a/kernel/arch.h b/kernel/arch.h
index 1dc5a001..b8d84947 100644
--- a/kernel/arch.h
+++ b/kernel/arch.h
@@ -1,6 +1,8 @@
 #ifndef __KSU_H_ARCH
 #define __KSU_H_ARCH
 
+#include <linux/version.h>
+
 #if defined(__aarch64__)
 
 #define __PT_PARM1_REG regs[0]