diff --git a/isisd/isis_routemap.c b/isisd/isis_routemap.c
index cff0fa3..558d391 100644
--- a/isisd/isis_routemap.c
+++ b/isisd/isis_routemap.c
@@ -35,6 +35,7 @@
 
 #include "isis_constants.h"
 #include "isis_common.h"
+#include "isis_flags.h"
 #include "dict.h"
 #include "isisd.h"
 #include "isis_misc.h"