diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/ActivityToFlatJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/ActivityToFlatJsonVisitor.java
index c0f91d2f0..3caa42fa7 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/ActivityToFlatJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/ActivityToFlatJsonVisitor.java
@@ -9,6 +9,14 @@ import li.strolch.model.visitor.ActivityVisitor;
 
 public class ActivityToFlatJsonVisitor extends ToFlatJsonVisitor<Activity> implements ActivityVisitor<JsonObject> {
 
+	public ActivityToFlatJsonVisitor() {
+		super();
+	}
+
+	public ActivityToFlatJsonVisitor(boolean withVersion) {
+		super(withVersion);
+	}
+
 	@Override
 	public JsonObject visit(Activity element) {
 		return toJson(element);
diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/OrderToFlatJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/OrderToFlatJsonVisitor.java
index 323dde106..4ec57c14a 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/OrderToFlatJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/OrderToFlatJsonVisitor.java
@@ -9,6 +9,14 @@ import li.strolch.model.visitor.OrderVisitor;
 
 public class OrderToFlatJsonVisitor extends ToFlatJsonVisitor<Order> implements OrderVisitor<JsonObject> {
 
+	public OrderToFlatJsonVisitor() {
+		super();
+	}
+
+	public OrderToFlatJsonVisitor(boolean withVersion) {
+		super(withVersion);
+	}
+
 	@Override
 	public JsonObject visit(Order element) {
 		return toJson(element);
diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/ResourceToFlatJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/ResourceToFlatJsonVisitor.java
index bb693e615..711f989d1 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/ResourceToFlatJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/ResourceToFlatJsonVisitor.java
@@ -9,6 +9,14 @@ import li.strolch.model.visitor.ResourceVisitor;
 
 public class ResourceToFlatJsonVisitor extends ToFlatJsonVisitor<Resource> implements ResourceVisitor<JsonObject> {
 
+	public ResourceToFlatJsonVisitor() {
+		super();
+	}
+
+	public ResourceToFlatJsonVisitor(boolean withVersion) {
+		super(withVersion);
+	}
+
 	@Override
 	public JsonObject visit(Resource element) {
 		return toJson(element);
diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/StrolchElementToJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/StrolchElementToJsonVisitor.java
index a7b172522..edacaddd2 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/StrolchElementToJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/StrolchElementToJsonVisitor.java
@@ -168,14 +168,6 @@ public class StrolchElementToJsonVisitor implements StrolchRootElementVisitor<Js
 		return rootJ;
 	}
 
-	private String formatDate(Date date) {
-		return ISO8601FormatFactory.getInstance().formatDate(date);
-	}
-
-	private String formatDate(Long timestamp) {
-		return ISO8601FormatFactory.getInstance().formatDate(timestamp);
-	}
-
 	protected void addPolicies(PolicyContainer policyContainer, JsonObject rootJ) {
 		if (!policyContainer.hasPolicyDefs() || !policyContainer.getPolicyDefs().hasPolicyDefs())
 			return;
@@ -281,7 +273,7 @@ public class StrolchElementToJsonVisitor implements StrolchRootElementVisitor<Js
 		}
 	}
 
-	private void addVersion(StrolchRootElement element, JsonObject rootJ) {
+	public static void addVersion(StrolchRootElement element, JsonObject rootJ) {
 		if (!element.hasVersion())
 			return;
 
@@ -294,4 +286,13 @@ public class StrolchElementToJsonVisitor implements StrolchRootElementVisitor<Js
 		versionJ.addProperty(Tags.Json.DELETED, version.isDeleted());
 		rootJ.add(Tags.Json.VERSION, versionJ);
 	}
+	
+
+	private static String formatDate(Date date) {
+		return ISO8601FormatFactory.getInstance().formatDate(date);
+	}
+
+	private static String formatDate(Long timestamp) {
+		return ISO8601FormatFactory.getInstance().formatDate(timestamp);
+	}
 }
diff --git a/li.strolch.model/src/main/java/li/strolch/model/json/ToFlatJsonVisitor.java b/li.strolch.model/src/main/java/li/strolch/model/json/ToFlatJsonVisitor.java
index 802c16510..c46b4c4af 100644
--- a/li.strolch.model/src/main/java/li/strolch/model/json/ToFlatJsonVisitor.java
+++ b/li.strolch.model/src/main/java/li/strolch/model/json/ToFlatJsonVisitor.java
@@ -4,6 +4,7 @@ import static li.strolch.model.Tags.Json.ID;
 import static li.strolch.model.Tags.Json.NAME;
 import static li.strolch.model.Tags.Json.OBJECT_TYPE;
 import static li.strolch.model.Tags.Json.TYPE;
+import static li.strolch.model.json.StrolchElementToJsonVisitor.addVersion;
 
 import java.util.Collections;
 import java.util.Set;
@@ -46,12 +47,14 @@ public class ToFlatJsonVisitor<T extends StrolchRootElement> {
 	private MapOfSets<String, String> ignoredKeys;
 	private BiConsumer<T, JsonObject> hook;
 	private boolean withoutElementName;
+	private boolean withVersion;
 
 	public ToFlatJsonVisitor() {
-		this.ignoredKeys = new MapOfSets<>();
+		this(false);
 	}
 
-	public ToFlatJsonVisitor(MapOfSets<String, String> ignoredParams) {
+	public ToFlatJsonVisitor(boolean withVersion) {
+		this.withVersion = withVersion;
 		this.ignoredKeys = new MapOfSets<>();
 	}
 
@@ -120,9 +123,12 @@ public class ToFlatJsonVisitor<T extends StrolchRootElement> {
 			}
 		}
 
-		if (hook != null)
+		if (this.hook != null)
 			this.hook.accept(element, jsonObject);
 
+		if (this.withVersion)
+			addVersion(element, jsonObject);
+
 		return jsonObject;
 	}
 }