diff --git a/src/main.js b/src/main.js
index abae119..04d972c 100644
--- a/src/main.js
+++ b/src/main.js
@@ -156,12 +156,12 @@
     { prevRadius, timeScaleOverride, resetPlugins = true } = {},
   ) => {
     if (resetPlugins) {
-      world.plugin = world.plugin || {};
+      world.plugin ??= {};
       world.plugin.stormSteps = Array.isArray(sceneConfig?.spawnIntervals)
         ? sceneConfig.spawnIntervals
         : null;
       world.plugin.squareOffset = 0;
-      engine.plugin = engine.plugin || {};
+      engine.plugin ??= {};
       engine.plugin.stormState = null;
     }
     spawnSystem.updateBallRadius(prevRadius);