diff --git a/src/client/viewer/main.ts b/src/client/viewer/main.ts
index 0e5d3df..d8703eb 100644
--- a/src/client/viewer/main.ts
+++ b/src/client/viewer/main.ts
@@ -362,7 +362,7 @@ function wireToolbar() {
     fogBtn.addEventListener('click', () => {
       fogOn = !fogOn
       scene.fog = fogOn
-        ? new THREE.FogExp2(0x0a0a0f, 0.19 / viewingDist)
+        ? new THREE.FogExp2(0x0a0a0f, 0.5 / viewingDist)
         : null
       fogBtn.classList.toggle('text-accent', fogOn)
     })