diff --git a/warsztat.txt b/warsztat.txt
index 16b44c2..dd528cd 100644
--- a/warsztat.txt
+++ b/warsztat.txt
@@ -1,5 +1,5 @@
 import numpy as np
 
-print(np.eye(3))
+print(np.eye(4))
 
 print('wiadomosc')