diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index 3327e9f..9a2103a 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -94,6 +94,7 @@
 #include <linux/fcntl.h>
 #include <linux/interrupt.h>
 #include <linux/string.h>
+#include <linux/slab.h>
 #include <linux/if_ether.h>
 #include <linux/in.h>
 #include <linux/errno.h>