diff --git a/cv6/a_station.c b/cv6/a_station.c
index e36bfd4..257f800 100644
--- a/cv6/a_station.c
+++ b/cv6/a_station.c
@@ -1,3 +1,8 @@
+#include <stdio.h>
+#include "a_station.h"
+#include <stdlib.h>
+#include <string.h>
+
 struct station* create_station(){
    struct station* station = (struct station*)calloc(1,sizeof(struct station));
    station->tracks = (struct car**)calloc(STATION_SIZE, sizeof(struct car*));