diff --git a/nest/route.h b/nest/route.h
index 640cd490..cc81009e 100644
--- a/nest/route.h
+++ b/nest/route.h
@@ -163,6 +163,10 @@ typedef struct rte {
     struct {
       u32 metric1, metric2;		/* OSPF Type 1 and Type 2 metrics */
       u32 tag;				/* External route tag */
+      char type;			/* A - intra area
+                                         * I - inter area
+                                         * E - external 
+                                         */
     } ospf;
 #endif
     struct {				/* Routes generated by krt sync (both temporary and inherited ones) */