diff --git a/drivers/uwb/whc-rc.c b/drivers/uwb/whc-rc.c
index 01950c6..7349558 100644
--- a/drivers/uwb/whc-rc.c
+++ b/drivers/uwb/whc-rc.c
@@ -45,6 +45,7 @@
 #include <linux/sched.h>
 #include <linux/dma-mapping.h>
 #include <linux/interrupt.h>
+#include <linux/slab.h>
 #include <linux/workqueue.h>
 #include <linux/uwb.h>
 #include <linux/uwb/whci.h>