diff --git a/src/main/java/de/maishai/ASTGenerator.java b/src/main/java/de/maishai/ASTGenerator.java
index 8e0dfd8..e8fe68e 100644
--- a/src/main/java/de/maishai/ASTGenerator.java
+++ b/src/main/java/de/maishai/ASTGenerator.java
@@ -17,9 +17,12 @@ public class ASTGenerator {
             declarations = ctx.field().stream().map(ASTGenerator::generateFieldVariable).toList();
         }
         List<Constructor> constructors = new ArrayList<>();
-        if (ctx.constructor() != null) {
+        if (!ctx.constructor().isEmpty()) {
             constructors = ctx.constructor().stream().map(ASTGenerator::generateConstructor).toList();
         }
+        else {
+            constructors.add(new Constructor(ctx.id().IDENTIFIER().getText(), List.of(), new Block(List.of(), List.of())));
+        }
         List<Method> meths = new ArrayList<>();
         if (ctx.meth() != null) {
             meths = ctx.meth().stream().map(ASTGenerator::generateMethod).toList();