diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index d36fa80aaa5256d072224366d0ffffc6d7932483..2ec5899207e3ac4c9d25fd633d9f88c6ace97d9c 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -37,6 +37,7 @@
 #include <linux/iommu.h>
 #include <linux/intel-iommu.h>
 #include <linux/sysdev.h>
+#include <linux/dmi.h>
 #include <asm/cacheflush.h>
 #include <asm/iommu.h>
 #include "pci.h"