diff --git a/tinyflow-java-core/src/main/java/dev/tinyflow/core/parser/BaseNodeParser.java b/tinyflow-java-core/src/main/java/dev/tinyflow/core/parser/BaseNodeParser.java
index 5b9a66093669de78158909eddbc2fc4f6b95bd05..00bbdb95a1a0214a4641d7f53d54dc8bf87fa7b3 100644
--- a/tinyflow-java-core/src/main/java/dev/tinyflow/core/parser/BaseNodeParser.java
+++ b/tinyflow-java-core/src/main/java/dev/tinyflow/core/parser/BaseNodeParser.java
@@ -94,6 +94,11 @@ public abstract class BaseNodeParser implements NodeParser {
             parameter.setDefaultValue(outputDefJsonObject.getString("defaultValue"));
             parameter.setRefType(RefType.ofValue(outputDefJsonObject.getString("refType")));
             parameter.setDataType(DataType.ofValue(outputDefJsonObject.getString("dataType")));
+            JSONArray childrenJSONArray = outputDefJsonObject.getJSONArray("children");
+            if (childrenJSONArray != null && !childrenJSONArray.isEmpty()) {
+                parameter.addChildren(getParameters(childrenJSONArray));
+            }
+
             node.addOutputDef(parameter);
         }
     }