diff --git a/packages/frontend-misskey-world-engine/src/envs/lobby.ts b/packages/frontend-misskey-world-engine/src/envs/lobby.ts
index 104547cb18..d6cc6f80be 100644
--- a/packages/frontend-misskey-world-engine/src/envs/lobby.ts
+++ b/packages/frontend-misskey-world-engine/src/envs/lobby.ts
@@ -37,6 +37,7 @@ export class LobbyEnvManager extends WorldEnvManager {
 		this.skyboxMat.disableLighting = true;
 		this.skybox.material = this.skyboxMat;
 		this.skybox.infiniteDistance = true;
+		this.engine.gl!.addExcludedMesh(this.skybox);
 
 		const ambientLight1 = new BABYLON.HemisphericLight('ambientLight1', new BABYLON.Vector3(0, 1, 0), this.engine.scene);
 		ambientLight1.diffuse = new BABYLON.Color3(1.0, 0.9, 0.8);
@@ -372,16 +373,17 @@ export class LobbyEnvManager extends WorldEnvManager {
 			this.engine.sr.updateMesh([worldRingH, ...worldRingH.getChildMeshes(), worldRingM, ...worldRingM.getChildMeshes()], false);
 		}, 100);
 
-		const sphere = this.meshes.find(m => m.name.includes('__DOME__'));
-		const texture = new BABYLON.CustomProceduralTexture('texture', '/client-assets/world/envs/lobby/shaders/bg', 4096, this.engine.scene);
-		texture.hasAlpha = true;
-		texture.wrapU = BABYLON.Texture.MIRROR_ADDRESSMODE;
-		texture.wrapV = BABYLON.Texture.MIRROR_ADDRESSMODE;
-		sphere.material = new BABYLON.StandardMaterial('sphereMat', this.engine.scene);
-		(sphere.material as BABYLON.StandardMaterial).diffuseTexture = texture;
-		(sphere.material as BABYLON.StandardMaterial).emissiveColor = new BABYLON.Color3(1, 1, 1);
-		(sphere.material as BABYLON.StandardMaterial).disableLighting = true;
-		(sphere.material as BABYLON.StandardMaterial).useAlphaFromDiffuseTexture = true;
+		const dome = this.meshes.find(m => m.name.includes('__DOME__'));
+		const domeTexture = new BABYLON.CustomProceduralTexture('texture', '/client-assets/world/envs/lobby/shaders/bg', 4096, this.engine.scene);
+		domeTexture.hasAlpha = true;
+		domeTexture.wrapU = BABYLON.Texture.MIRROR_ADDRESSMODE;
+		domeTexture.wrapV = BABYLON.Texture.MIRROR_ADDRESSMODE;
+		dome.material = new BABYLON.StandardMaterial('sphereMat', this.engine.scene);
+		(dome.material as BABYLON.StandardMaterial).diffuseTexture = domeTexture;
+		(dome.material as BABYLON.StandardMaterial).emissiveColor = new BABYLON.Color3(1, 1, 1);
+		(dome.material as BABYLON.StandardMaterial).disableLighting = true;
+		(dome.material as BABYLON.StandardMaterial).useAlphaFromDiffuseTexture = true;
+		//this.engine.gl!.addExcludedMesh(dome);
 
 		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 a55b5cdb90..d6137e5b12 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 a2feb1de05..7838409ff0 100644
Binary files a/packages/frontend/assets/world/envs/lobby/lobby.glb and b/packages/frontend/assets/world/envs/lobby/lobby.glb differ
diff --git a/packages/frontend/assets/world/envs/lobby/shaders/bg/custom.fragment.fx b/packages/frontend/assets/world/envs/lobby/shaders/bg/custom.fragment.fx
index 200eb28932..556d7adb45 100644
--- a/packages/frontend/assets/world/envs/lobby/shaders/bg/custom.fragment.fx
+++ b/packages/frontend/assets/world/envs/lobby/shaders/bg/custom.fragment.fx
@@ -78,15 +78,22 @@ uniform float time;
 
 void main(void) {
 	vec2 uv = gl_FragCoord.xy / vec2(4096.0, 4096.0);
-	float noise = snoise(vec3(uv.x * 3.0, uv.y * 3.0, time * 0.05));
-	float radius = 0.001;
-	float spacing = 0.01;
+	float noise = snoise(vec3((uv.x * 3.0) + (time * 0.05), uv.y * 3.0, time * 0.01));
+	noise = max(0.0, noise - 0.5) * 2.0;
+	noise = min(1.0, noise * 1.5);
+	float radius = 0.0015;
+	float spacing = 0.02;
 	float x = mod(uv.x, spacing);
 	float y = mod(uv.y, spacing);
 	float dist = sqrt((x - spacing / 2.0) * (x - spacing / 2.0) + (y - spacing / 2.0) * (y - spacing / 2.0));
 	if (dist < radius) {
-			gl_FragColor = vec4(1.0, 1.0, 1.0, max(0.0, noise - 0.5) * 2.0);
+			gl_FragColor = vec4(1.0, 1.0, 1.0, noise);
 	} else {
-			gl_FragColor = vec4(0.0, 0.0, 0.0, 0.0);
+			gl_FragColor = vec4(1.0, 1.0, 1.0, 0.0);
 	}
+
+	//gl_FragColor = vec4(noise, noise, noise, 1.0);
+
+	//vec2 uv = gl_FragCoord.xy / vec2(4096.0, 4096.0);
+	//gl_FragColor = vec4(uv.x, uv.y, 0.0, 1.0);
 }