diff --git a/du5/program.c b/du5/program.c
index c3180dd..6097822 100644
--- a/du5/program.c
+++ b/du5/program.c
@@ -103,8 +103,8 @@ int main(void)
         if      (buf[0] == 'a' && buf[1] == '\0') current = yes_child[current];
         else if (buf[0] == 'n' && buf[1] == '\0') current = no_child[current];
         else {
-            printf("Chyba: Neplatny vstup '%s'.\n", buf);
-            return 1;
+            printf("Nerozumiem\n");
+            return 0;
         }
     }