diff --git a/src/main/java/introduction/HelloWorld.java b/src/main/java/introduction/HelloWorld.java
index 86201c2..79262dd 100644
--- a/src/main/java/introduction/HelloWorld.java
+++ b/src/main/java/introduction/HelloWorld.java
@@ -3,6 +3,6 @@ package introduction;
 public class HelloWorld {
 
     public static void main(String [ ] args) {
-        System.out.println("Hello World");
+        System.out.println("Hello! Witaj!");
     }
 }
\ No newline at end of file