diff --git a/include/net/route.h b/include/net/route.h
index 74167da96dc..0564dde8f2a 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -28,6 +28,7 @@
 #include <nuttx/config.h>
 
 #include <sys/socket.h>
+#include <netinet/in.h>
 
 #include <nuttx/net/ioctl.h>
 
@@ -57,6 +58,20 @@ struct rtentry
   FAR char *rt_dev;                   /* Forcing the device at add. */
 };
 
+struct in6_rtmsg
+{
+  struct in6_addr rtmsg_dst;
+  struct in6_addr rtmsg_src;
+  struct in6_addr rtmsg_gateway;
+  uint32_t rtmsg_type;
+  uint16_t rtmsg_dst_len;
+  uint16_t rtmsg_src_len;
+  uint32_t rtmsg_metric;
+  unsigned long int rtmsg_info;
+  uint32_t rtmsg_flags;
+  int rtmsg_ifindex;
+};
+
 /****************************************************************************
  * Public Data
  ****************************************************************************/