diff --git a/server/game.js b/server/game.js
index 2d70b71..9f02054 100644
--- a/server/game.js
+++ b/server/game.js
@@ -8,7 +8,7 @@ import {
   EntityList,
   registerTrait,
 } from '@avocado/entity';
-import {World} from '@avocado/physics/dummy/world';
+import {World} from '@avocado/physics/matter/world';
 import {StateSynchronizer} from '@avocado/state';
 // Create game.
 export default function(avocadoServer) {
@@ -22,9 +22,9 @@ const informables = [];
 const stateSynchronizer = new StateSynchronizer({
   entityList,
 });
-for (let i = 0; i < 20; ++i) {
-  const x = Math.floor(Math.random() * 1000) + 100;
-  const y = Math.floor(Math.random() * 500) + 100;
+for (let i = 0; i < 40; ++i) {
+  const x = Math.floor(Math.random() * 800) + 200;
+  const y = Math.floor(Math.random() * 300) + 200;
   const flowerBarrel = createFlowerBarrelEntity([x, y]);
   entityList.addEntity(flowerBarrel);
 }