diff --git a/du3/program.c b/du3/program.c
index 0813439..e7ffc9f 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -76,7 +76,7 @@ int main() {
                 break;
             
             default:
-                printf ("CHYBA\n");
+                printf ("ZLE\n");
                 continue;
         }