diff --git a/du3/program.c b/du3/program.c
index 0cad1d9..fcbb25a 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -43,7 +43,7 @@ int main() {
                 result2 = cislo1 / cislo2;
                 break;
             default:
-                printf("CHYBA\n");
+                printf("ZLE\n");
                 return 0;
         }