diff --git a/babeld/babel_main.h b/babeld/babel_main.h
index 2bacfab..a21a527 100644
--- a/babeld/babel_main.h
+++ b/babeld/babel_main.h
@@ -36,6 +36,8 @@
 THE SOFTWARE.
 */
 
+#include "vty.h"
+
 extern struct timeval babel_now;         /* current time             */
 extern struct thread_master *master;     /* quagga's threads handler */
 extern int debug;
@@ -52,3 +54,5 @@
 extern int protocol_socket;
 extern int kernel_socket;
 extern int max_request_hopcount;
+
+void show_babel_main_configuration (struct vty *vty);