diff --git a/Engine/src/states/Game.ts b/Engine/src/states/Game.ts
index 1a864af..de6cdb3 100644
--- a/Engine/src/states/Game.ts
+++ b/Engine/src/states/Game.ts
@@ -255,7 +255,7 @@ export function GameState(ctx: ContextI): StateI {
   // Zonage
   let addZone = (zone: Zone) => {
     if (zones.find(v=>v===zone)) return
-    let shape = planck.Chain(zone.points.map(v=>planck.Vec2(v[0],v[1])))
+    let shape = planck.Polygon(zone.points.map(v=>planck.Vec2(v[0],v[1])))
     zone.fixture = worldBody.createFixture({
       shape: shape,
     })