diff --git a/packages/frontend-misskey-world-engine/src/envs/lobby.ts b/packages/frontend-misskey-world-engine/src/envs/lobby.ts
index b75e1ba199..c4382311d6 100644
--- a/packages/frontend-misskey-world-engine/src/envs/lobby.ts
+++ b/packages/frontend-misskey-world-engine/src/envs/lobby.ts
@@ -583,6 +583,7 @@ export class LobbyEnvManager extends WorldEnvManager {
 		(decoPanel.material as BABYLON.StandardMaterial).disableLighting = true;
 		(decoPanel.material as BABYLON.StandardMaterial).useAlphaFromDiffuseTexture = true;
 		(decoPanel.material as BABYLON.StandardMaterial).backFaceCulling = false;
+		this.engine.gl!.addExcludedMesh(decoPanel);
 
 		const screenMeshes = this.meshes.filter(m => m.name.includes('__SCREEN__'));
 		const screenMaterial = screenMeshes[0].material as BABYLON.PBRMaterial;
diff --git a/packages/frontend/assets/world/envs/lobby/lobby.blend b/packages/frontend/assets/world/envs/lobby/lobby.blend
index 152b9a5111..aee3b358a3 100644
Binary files a/packages/frontend/assets/world/envs/lobby/lobby.blend and b/packages/frontend/assets/world/envs/lobby/lobby.blend differ
diff --git a/packages/frontend/assets/world/envs/lobby/lobby.glb b/packages/frontend/assets/world/envs/lobby/lobby.glb
index e6a4050438..5b7b000960 100644
Binary files a/packages/frontend/assets/world/envs/lobby/lobby.glb and b/packages/frontend/assets/world/envs/lobby/lobby.glb differ