diff --git a/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduReceiver.java b/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduReceiver.java
index b96efe5114e18826401bc8fca8d197f0498e6d8b..c062785c8bae2a4a2e40e06ed69c5729cb206518 100644
--- a/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduReceiver.java
+++ b/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduReceiver.java
@@ -3,7 +3,7 @@ package MV3500Cohort2019JulySeptember.homework4.Knobeloch;
 import java.net.*;
 import java.io.*;
 
-import edu.nps.moves.dis7.*;
+import edu.nps.moves.dis7.pdus.*;
 import edu.nps.moves.dis7.enumerations.*;
 import edu.nps.moves.dis7.utilities.*;
 
diff --git a/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduSender.java b/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduSender.java
index ad0139b5dec0f91c10c5a012aa629e03794a9ff1..ca64e3c2c1b6b7a8254bb4d9f807436e9087a5cc 100755
--- a/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduSender.java
+++ b/assignments/src/MV3500Cohort2019JulySeptember/homework4/Knobeloch/Knobeloch_PduSender.java
@@ -4,7 +4,7 @@ import java.io.*;
 import java.net.*;
 import java.util.*;
 
-import edu.nps.moves.dis7.*;
+import edu.nps.moves.dis7.pdus.*;
 import edu.nps.moves.dis7.enumerations.*;
 import java.util.logging.Level;
 import java.util.logging.Logger;