diff --git a/net/batman-adv/translation-table.h b/net/batman-adv/translation-table.h
index 593d1b3..c43374d 100644
--- a/net/batman-adv/translation-table.h
+++ b/net/batman-adv/translation-table.h
@@ -53,5 +53,7 @@
 void tt_update_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
 		    const unsigned char *tt_buff, uint8_t tt_num_changes,
 		    uint8_t ttvn, uint16_t tt_crc);
+bool tt_global_client_is_roaming(struct bat_priv *bat_priv, uint8_t *addr);
+
 
 #endif /* _NET_BATMAN_ADV_TRANSLATION_TABLE_H_ */