diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/StrolchRootElementToJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/StrolchRootElementToJsonVisitor.java
index 6383c323f..7cf3fb55f 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/StrolchRootElementToJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/StrolchRootElementToJsonVisitor.java
@@ -4,6 +4,7 @@ import java.util.function.BiConsumer;
 
 import com.google.gson.JsonObject;
 import li.strolch.model.Order;
+import li.strolch.model.ParameterBag;
 import li.strolch.model.Resource;
 import li.strolch.model.activity.Action;
 import li.strolch.model.activity.Activity;
@@ -123,6 +124,11 @@ public class StrolchRootElementToJsonVisitor implements StrolchRootElementVisito
 		return this;
 	}
 
+	public StrolchRootElementToJsonVisitor bagHook(BiConsumer<ParameterBag, JsonObject> hook) {
+		this.visitor.bagHook(hook);
+		return this;
+	}
+
 	public StrolchRootElementToJsonVisitor resourceHook(BiConsumer<Resource, JsonObject> hook) {
 		this.visitor.resourceHook(hook);
 		return this;