diff --git a/arch/parisc/kernel/unaligned.c b/arch/parisc/kernel/unaligned.c
index e8a4d77cff53..033b9e50b44a 100644
--- a/arch/parisc/kernel/unaligned.c
+++ b/arch/parisc/kernel/unaligned.c
@@ -11,6 +11,7 @@
 #include <linux/signal.h>
 #include <linux/ratelimit.h>
 #include <linux/uaccess.h>
+#include <asm/unaligned.h>
 #include <asm/hardirq.h>
 #include <asm/traps.h>