diff --git a/du4/a_train.c b/du4/a_train.c
index b12d15c..0f56a62 100644
--- a/du4/a_train.c
+++ b/du4/a_train.c
@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include "train.h"
+#include "a_train.h"
 
 struct car* add_car (struct car* first, const char* target) {
     struct car* novyj_vagon = (struct car*) malloc(sizeof(struct car)); // создаём новый вагон