diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index dfc5c12..007e8ba 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -67,6 +67,7 @@
 #include <linux/poll.h>
 #include <linux/init.h>
 #include <linux/crypto.h>
+#include <linux/slab.h>
 
 #include <net/ip.h>
 #include <net/icmp.h>