diff --git a/src/main/java/de/maishai/ast/records/Constructor.java b/src/main/java/de/maishai/ast/records/Constructor.java
index 4280e93..d2c3245 100644
--- a/src/main/java/de/maishai/ast/records/Constructor.java
+++ b/src/main/java/de/maishai/ast/records/Constructor.java
@@ -2,5 +2,5 @@ package de.maishai.ast.records;
 
 import java.util.List;
 
-public record Constructor(Id id, List<Parameter> params, Block block) {
+public record Constructor(Id id, List<Parameter> params, Block block) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/Field.java b/src/main/java/de/maishai/ast/records/Field.java
index 562749c..546481a 100644
--- a/src/main/java/de/maishai/ast/records/Field.java
+++ b/src/main/java/de/maishai/ast/records/Field.java
@@ -2,5 +2,5 @@ package de.maishai.ast.records;
 
 import de.maishai.ast.Type;
 
-public record Field(Id name, Type type) {
+public record Field(Id name, Type type) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/FieldId.java b/src/main/java/de/maishai/ast/records/FieldId.java
index 55ced16..61cb35a 100644
--- a/src/main/java/de/maishai/ast/records/FieldId.java
+++ b/src/main/java/de/maishai/ast/records/FieldId.java
@@ -1,4 +1,4 @@
 package de.maishai.ast.records;
 
-public record FieldId(Boolean field, Expression recipient, Id id) {
+public record FieldId(Boolean field, Expression recipient, Id id) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/Node.java b/src/main/java/de/maishai/ast/records/Node.java
index 9e6d51c..0560d1d 100644
--- a/src/main/java/de/maishai/ast/records/Node.java
+++ b/src/main/java/de/maishai/ast/records/Node.java
@@ -1,4 +1,4 @@
 package de.maishai.ast.records;
 
-public sealed interface Node permits Block, Class, Expression, LocalVariable, MainMethod, Method, Parameter, Program, Statement {
+public sealed interface Node permits Block, Class, Constructor, Expression, Field, FieldId, LocalVariable, MainMethod, Method, Parameter, Program, Statement {
 }