diff --git a/src/mdo/model-v3.vm b/src/mdo/model-v3.vm
index 60924447f9b..b2a21f7473d 100644
--- a/src/mdo/model-v3.vm
+++ b/src/mdo/model-v3.vm
@@ -189,10 +189,10 @@ public class ${class.name}
 
     public void set${cap}(${type} ${field.name}) {
       #if ($field.type == "DOM")
-        if (${field.name} instanceof Xpp3Dom xpp3DomFieldName) {
-            if (!Objects.equals(xpp3DomFieldName.getDom(), getDelegate().${pfx}${cap}())) {
-                update(getDelegate().with${cap}(xpp3DomFieldName.getDom()));
-                xpp3DomFieldName.setChildrenTracking(this::replace);
+        if (${field.name} instanceof Xpp3Dom xpp3Dom) {
+            if (!Objects.equals(xpp3Dom.getDom(), getDelegate().${pfx}${cap}())) {
+                update(getDelegate().with${cap}(xpp3Dom.getDom()));
+                xpp3Dom.setChildrenTracking(this::replace);
             }
         } else if (${field.name} == null) {
             if (getDelegate().${pfx}${cap}() != null) {