diff --git a/cv5/a_train.c b/cv5/a_train.c
index 8c91f2b..2889b4d 100644
--- a/cv5/a_train.c
+++ b/cv5/a_train.c
@@ -58,7 +58,7 @@ struct car* clear_train(struct car* first, const char* target) {
         if(x == 0){
             if(first->next == NULL){
                 free(first);
-                return NULL:
+                return NULL;
             }  
             prev = first->next;
             free(first);