diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 6bde6d6788d..c5d9d05a09f 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -28,6 +28,7 @@
 #include <sys/pciio.h>
 #include <sys/endian.h>
 
+#include <nuttx/arch.h>
 #include <nuttx/kmalloc.h>
 #include <nuttx/pci/pci.h>