diff --git a/packages/flutter_sprites/lib/src/sprite_box.dart b/packages/flutter_sprites/lib/src/sprite_box.dart
index d50299a9d7..4c2d3e3758 100644
--- a/packages/flutter_sprites/lib/src/sprite_box.dart
+++ b/packages/flutter_sprites/lib/src/sprite_box.dart
@@ -348,6 +348,9 @@ class SpriteBox extends RenderBox {
     _rootNode._visit(canvas, totalMatrix);
 
     // Draw physics debug
+    if (_physicsNodes == null)
+      _rebuildActionControllersAndPhysicsNodes();
+
     for (PhysicsWorld world in _physicsNodes) {
       if (world.drawDebug) {
         canvas.setMatrix(world._debugDrawTransform.storage);