diff --git a/kalkulacka.py b/kalkulacka.py
index 5848f40..6437d9f 100644
--- a/kalkulacka.py
+++ b/kalkulacka.py
@@ -10,6 +10,8 @@ elif operator == '*':
     print("Součin je", a * b)
 elif operator == '/':
     print("Podíl je", a // b)
+elif operator == '%':
+    print("Modulo je", a % b)
 elif operator == '^':
     print("Mocnina je", a ^ b)
 else: