diff --git a/arch/score/include/asm/Kbuild b/arch/score/include/asm/Kbuild
index aad209199f7e..d26c48fc93c9 100644
--- a/arch/score/include/asm/Kbuild
+++ b/arch/score/include/asm/Kbuild
@@ -11,3 +11,4 @@ generic-y += preempt.h
 generic-y += scatterlist.h
 generic-y += trace_clock.h
 generic-y += xor.h
+generic-y += serial.h