diff --git a/05/src/main/java/ch/zhaw/ads/SortedBinaryTree.java b/05/src/main/java/ch/zhaw/ads/SortedBinaryTree.java
index 430c49b..03420f2 100644
--- a/05/src/main/java/ch/zhaw/ads/SortedBinaryTree.java
+++ b/05/src/main/java/ch/zhaw/ads/SortedBinaryTree.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 import java.util.*;
 
diff --git a/05/src/main/java/ch/zhaw/ads/Traversal.java b/05/src/main/java/ch/zhaw/ads/Traversal.java
index e8cafec..dbb3f90 100644
--- a/05/src/main/java/ch/zhaw/ads/Traversal.java
+++ b/05/src/main/java/ch/zhaw/ads/Traversal.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 /* interface of Traversal ADT */
 public interface Traversal<T> {
diff --git a/05/src/main/java/ch/zhaw/ads/Tree.java b/05/src/main/java/ch/zhaw/ads/Tree.java
index 0e21633..aed8f37 100644
--- a/05/src/main/java/ch/zhaw/ads/Tree.java
+++ b/05/src/main/java/ch/zhaw/ads/Tree.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 /* interface of Tree ADT */
 public interface Tree<T> {
diff --git a/05/src/main/java/ch/zhaw/ads/TreeNode.java b/05/src/main/java/ch/zhaw/ads/TreeNode.java
index 20b895b..924ea1c 100644
--- a/05/src/main/java/ch/zhaw/ads/TreeNode.java
+++ b/05/src/main/java/ch/zhaw/ads/TreeNode.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 class TreeNode<T extends Comparable<T>> {
     T element;
diff --git a/05/src/main/java/ch/zhaw/ads/TreeTraversal.java b/05/src/main/java/ch/zhaw/ads/TreeTraversal.java
index 7ab40a7..3eb53a0 100644
--- a/05/src/main/java/ch/zhaw/ads/TreeTraversal.java
+++ b/05/src/main/java/ch/zhaw/ads/TreeTraversal.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 public class TreeTraversal<T extends Comparable<T>> implements Traversal<T> {
 
diff --git a/05/src/main/java/ch/zhaw/ads/Visitor.java b/05/src/main/java/ch/zhaw/ads/Visitor.java
index 4fbc655..0c9436b 100644
--- a/05/src/main/java/ch/zhaw/ads/Visitor.java
+++ b/05/src/main/java/ch/zhaw/ads/Visitor.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 /* interface of visitor ADT */
 public interface Visitor<T> {
diff --git a/05/src/test/java/ch/zhaw/ads/TreeTest.java b/05/src/test/java/ch/zhaw/ads/TreeTest.java
index 1409b2c..9026fa5 100644
--- a/05/src/test/java/ch/zhaw/ads/TreeTest.java
+++ b/05/src/test/java/ch/zhaw/ads/TreeTest.java
@@ -1,4 +1,4 @@
-package Praktikum_05_Code;
+package ch.zhaw.ads;
 
 import org.junit.Test;
 import org.junit.Before;