diff --git a/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java b/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
index c8bc2963..ae31cfa3 100644
--- a/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
+++ b/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
@@ -861,7 +861,8 @@ public class TYPEStmt implements StatementVisitor {
             for (var child : switchStmt.getBlocks()) {
                 for (var label : child.getLabels()) {
                     if (label.getPattern() == null) {
-                        System.out.println("DefaultCase");
+                        System.out.println("Default-Case");
+                        constraintsSet.addUndConstraint(new Pair(new RefType(new JavaClassName("java.lang.Object"), new NullToken()), switchStmt.getSwitch().getType(), PairOperator.SMALLERDOT, loc(label.getOffset())));
                     }
                     if (label.getPattern() instanceof RecordPattern) {
                         RecordPattern recordPattern = (RecordPattern) label.getPattern();