diff --git a/du5/a_station.c b/du5/a_station.c
index 0918755..09005c2 100644
--- a/du5/a_station.c
+++ b/du5/a_station.c
@@ -99,6 +99,7 @@ int count_capacity(struct station* station){
     struct car* ptr = *station->tracks;
     while (ptr){
         res += ptr->capacity;
+        ptr = ptr->next;
 
     }
     return res;