diff --git a/bgpd/bgp_open.c b/bgpd/bgp_open.c
index 23090eb..7a5f5ce 100644
--- a/bgpd/bgp_open.c
+++ b/bgpd/bgp_open.c
@@ -27,6 +27,7 @@
 #include "log.h"
 #include "command.h"
 #include "memory.h"
+#include "filter.h"
 
 #include "bgpd/bgpd.h"
 #include "bgpd/bgp_attr.h"