diff --git a/sdk/jme3-scenecomposer/src/com/jme3/gde/scenecomposer/SceneEditorController.java b/sdk/jme3-scenecomposer/src/com/jme3/gde/scenecomposer/SceneEditorController.java
index dcf318486..d65794537 100644
--- a/sdk/jme3-scenecomposer/src/com/jme3/gde/scenecomposer/SceneEditorController.java
+++ b/sdk/jme3-scenecomposer/src/com/jme3/gde/scenecomposer/SceneEditorController.java
@@ -61,7 +61,7 @@ import org.openide.util.Lookup;
 @SuppressWarnings("unchecked")
 public class SceneEditorController implements PropertyChangeListener, NodeListener {
     
-    private JmeSpatial jmeRootNode;
+    private final JmeSpatial jmeRootNode;
     private JmeSpatial selectedSpat;
     private DataObject currentFileObject;
 //    private boolean needSave = false;