diff --git a/CourseExamples/src/DisExamples/PduReceiver.java b/CourseExamples/src/DisExamples/PduReceiver.java
index 48e6502194b688b200a9ecb0f70c3acaf0c23f3d..46d637dc9caec1fed6fd52b420f62621bfe764e1 100644
--- a/CourseExamples/src/DisExamples/PduReceiver.java
+++ b/CourseExamples/src/DisExamples/PduReceiver.java
@@ -17,8 +17,8 @@ public class PduReceiver
     public static void main(String args[])
     {
         PduFactory      factory;
-        MulticastSocket socket = null;
-        InetAddress     address = null;
+        MulticastSocket socket;
+        InetAddress     address;
 		DatagramPacket  packet;
 		
         try