diff --git a/cv6/a_station.c b/cv6/a_station.c
index f483f16..d104527 100644
--- a/cv6/a_station.c
+++ b/cv6/a_station.c
@@ -33,6 +33,23 @@ int select_track(struct station* station, const char* target){
 }
 
 void add_target_capacity(struct station* station,const char* target, int capacity){
+    int track = select_track(station, target);
+    struct car* current = station->tracks[track];
+
+    while (current) {
+        if (strcmp(current->value, target) == 0) {
+            current->capacity += capacity;
+            return;
+        }
+        current = current->next;
+    }
+
+    struct car* new_car = malloc(sizeof(struct car));
+    strncpy(new_car->value, target, TARGET_SIZE - 1);
+    new_car->value[TARGET_SIZE - 1] = '\0';
+    new_car->capacity = capacity;
+    new_car->next = station->tracks[track];
+    station->tracks[track] = new_car;
 }
 
 int get_target_capacity(struct station* station,const char* target){