diff --git a/app/src/main/java/ch/nuth/zhaw/exbox/MySortedList.java b/app/src/main/java/ch/nuth/zhaw/exbox/MySortedList.java
index ec4cdd1..0d6839a 100644
--- a/app/src/main/java/ch/nuth/zhaw/exbox/MySortedList.java
+++ b/app/src/main/java/ch/nuth/zhaw/exbox/MySortedList.java
@@ -16,12 +16,7 @@ public class MySortedList extends MyList {
                 int comparisonResult;
 
                 try {
-                    if (item instanceof Comparable x &&
-                            currentNode.getItem() instanceof Comparable y) {
-                        comparisonResult = x.compareTo(y);
-                    } else {
-                        throw new UnsupportedOperationException();
-                    }
+                    comparisonResult = ((Comparable) item).compareTo((Comparable) currentNode.getItem());
                 } catch (Exception e) {
                     comparisonResult = 0;
                 }