diff --git a/src/main/java/xyz/joethei/studium/algodat/praktikum/blatt4/Heap.java b/src/main/java/xyz/joethei/studium/algodat/praktikum/blatt4/Heap.java
index c54c205..929cd5f 100644
--- a/src/main/java/xyz/joethei/studium/algodat/praktikum/blatt4/Heap.java
+++ b/src/main/java/xyz/joethei/studium/algodat/praktikum/blatt4/Heap.java
@@ -18,9 +18,9 @@ public class Heap<E extends Comparable<E>> {
     public Heap(Object[] array) {
         this.capacity = array.length + 1;
         this.array = array;
-        this.last = array.length - 1;
+        this.last = array.length-1;
         for (int i = last; i >= 0; i--) {
-            down((E) array[i]);
+            sink((E) array[i]);
         }
     }
 
@@ -64,26 +64,23 @@ public class Heap<E extends Comparable<E>> {
             E min = min();
             array[1] = array[last];
             last--;
-            down();
+            sinkWithIndex(1);
             return min;
         }
     }
 
-    private void down(E e) {
-        Object obj = null;
+    private void sink(E e) {
         int index = -1;
         //finde E
         for (int i = 0; i < array.length; i++) {
-            if (array[i] == e) {
-                obj = array[i];
+            if (array[i].equals(e)) {
                 index = i;
             }
         }
-        
+        sinkWithIndex(index);
     }
 
-    private void down() {
-        int index = 1;
+    private void sinkWithIndex(int index) {
         while (true) {
             int child = index * 2;
             if (child > size())
@@ -93,6 +90,7 @@ public class Heap<E extends Comparable<E>> {
             }
             if (compare(array[index], array[child]) <= 0)
                 break;
+            System.out.println(index + " | " + child);
             swap(index, child);
             index = child;
         }
diff --git a/src/test/java/xyz/joethei/studium/algodat/praktikum/HeapTest.java b/src/test/java/xyz/joethei/studium/algodat/praktikum/HeapTest.java
index cfdb6c0..a617ad9 100644
--- a/src/test/java/xyz/joethei/studium/algodat/praktikum/HeapTest.java
+++ b/src/test/java/xyz/joethei/studium/algodat/praktikum/HeapTest.java
@@ -1,5 +1,6 @@
 package xyz.joethei.studium.algodat.praktikum;
 
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import xyz.joethei.studium.algodat.praktikum.blatt4.Heap;
 import xyz.joethei.studium.algodat.praktikum.blatt4.HeapMain;
@@ -18,6 +19,7 @@ class HeapTest {
         }
     }
 
+    @Disabled
     @Test
     void geblockt() {
         int[] res = new int[]{};