diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index a10494c2f3c77..cbc4d491e6267 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -21,6 +21,7 @@
  */
 
 #include <linux/pci.h>
+#include <linux/slab.h>
 
 #include "xhci.h"