diff --git a/src/AcDream.App/Rendering/GameWindow.cs b/src/AcDream.App/Rendering/GameWindow.cs
index d0be1cf..c4fb7ce 100644
--- a/src/AcDream.App/Rendering/GameWindow.cs
+++ b/src/AcDream.App/Rendering/GameWindow.cs
@@ -11274,8 +11274,9 @@ public sealed class GameWindow : IDisposable
             // full ColorMask before returning to the outer render frame.
             //
             // Step 5's iteration loop (now always-on when inside + other
-            // buildings overlap) leaves DepthMask=false / CullFace=disabled /
-            // ColorMask=(f,f,f,f) on its last iteration. Restore to
+            // buildings overlap) leaves DepthMask=false / CullFace=enabled /
+            // ColorMask=(f,f,f,f) on its last iteration (Step 5c re-enables
+            // CullFace; 5d only touches color/depth/stencil). Restore to
             // acdream-default before returning.
             gl.ColorMask(true, true, true, true);
             gl.DepthMask(true);