diff --git a/app/src/main/java/com/annimon/hotarufx/ui/controller/EditorController.java b/app/src/main/java/com/annimon/hotarufx/ui/controller/EditorController.java
index 519525f..f8d3c1e 100644
--- a/app/src/main/java/com/annimon/hotarufx/ui/controller/EditorController.java
+++ b/app/src/main/java/com/annimon/hotarufx/ui/controller/EditorController.java
@@ -147,6 +147,8 @@ public class EditorController implements Initializable, DocumentListener {
             logPane.setExpanded(true);
             return;
         }
+        stage.initOwner(primaryStage);
+        stage.initModality(Modality.WINDOW_MODAL);
         stage.setScene(composition.produceAnimationScene());
         composition.getTimeline().getFxTimeline().play();
         stage.show();