diff --git a/net/ipv4/ipvs/ip_vs_conn.c b/net/ipv4/ipvs/ip_vs_conn.c
index 81d90354..87b8381 100644
--- a/net/ipv4/ipvs/ip_vs_conn.c
+++ b/net/ipv4/ipvs/ip_vs_conn.c
@@ -24,6 +24,7 @@
  *
  */
 
+#include <linux/interrupt.h>
 #include <linux/in.h>
 #include <linux/net.h>
 #include <linux/kernel.h>