diff --git a/du4/program.c b/du4/program.c
index 14c83e7..b901ee9 100644
--- a/du4/program.c
+++ b/du4/program.c
@@ -60,7 +60,7 @@ int main(){
 
     if(!read_success){
         printf("Chyba: Nepodarilo sa nacitat ziadne platne zaznamy.\n");
-        return 1;
+        return 0;
     }
 
     qsort(students, student_count, sizeof(Student), compare);