diff --git a/src/pcu_vty_functions.h b/src/pcu_vty_functions.h
index 1f4ad91..170ad2e 100644
--- a/src/pcu_vty_functions.h
+++ b/src/pcu_vty_functions.h
@@ -34,6 +34,8 @@
 int pcu_vty_show_ms_by_imsi(struct vty *vty, struct gprs_rlcmac_bts *bts_data,
 	const char *imsi);
 
+void tbf_print_vty_info(struct vty *vty, struct llist_head *tbf);
+
 #ifdef __cplusplus
 }
 #endif