diff --git a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c
index f04dbe4f8a4c..f0f207e2a694 100644
--- a/arch/hexagon/kernel/time.c
+++ b/arch/hexagon/kernel/time.c
@@ -17,6 +17,7 @@
 #include <linux/of_irq.h>
 #include <linux/module.h>
 
+#include <asm/delay.h>
 #include <asm/hexagon_vm.h>
 #include <asm/time.h>