diff --git a/drivers/net/rrunner.c b/drivers/net/rrunner.c
index 266baf5..f2e335f 100644
--- a/drivers/net/rrunner.c
+++ b/drivers/net/rrunner.c
@@ -40,6 +40,7 @@
 #include <linux/init.h>
 #include <linux/delay.h>
 #include <linux/mm.h>
+#include <linux/slab.h>
 #include <net/sock.h>
 
 #include <asm/system.h>