diff --git a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.Sector3D.cs b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.Sector3D.cs
index b75fdd3e7..59feff37f 100644
--- a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.Sector3D.cs
+++ b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.Sector3D.cs
@@ -564,7 +564,8 @@ public RenderWallSliceResult RenderTwoSidedLowerSlice(RenderWallSliceArgs args)
         if (!SetSectorsForTwoSidedLowerSlice(args, out var facing, out var other))
             return RenderWallSliceResult.EmptyNoAddOffset;
 
-        RenderTwoSidedLower(args.Side, args.OtherSide, facing, other, args.IsFrontSide, out var sideVertices, out var skyVertices, out var skyVertices2, lightLevelSector: args.LightSector);
+        RenderTwoSidedLower(args.Side, args.OtherSide, facing, other, args.IsFrontSide, out var sideVertices, out var skyVertices, out var skyVertices2,
+            lightLevelSector: args.LightSector, renderSkySide: args.RenderSkySide);
         return new(sideVertices, skyVertices, null, skyVertices2);
     }
 
diff --git a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.cs b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.cs
index df51f8df4..a322e0362 100644
--- a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.cs
+++ b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/GeometryRenderer.cs
@@ -1013,7 +1013,7 @@ private void RenderTwoSided(Side facingSide, bool isFrontSide)
         if ((visibility & SideTexture.Lower) != 0)
         {
             if (renderSlices3D)
-                RenderWallSlices3D(facingSide, facingSide.Lower, isFrontSide, otherSide, facingSector, otherSector, facingSide.Sector.SectorPlanes3D, m_renderTwoSidedLowerSliceFunc);
+                RenderWallSlices3D(facingSide, facingSide.Lower, isFrontSide, otherSide, facingSector, otherSector, facingSide.Sector.SectorPlanes3D, m_renderTwoSidedLowerSliceFunc, renderSkySide: false);
             else
                 RenderTwoSidedLower(facingSide, otherSide, facingSector, otherSector, isFrontSide, out _, out _, out _);
         }
diff --git a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/Static/StaticCacheGeometryRenderer.cs b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/Static/StaticCacheGeometryRenderer.cs
index a048e6450..ebc8c6367 100644
--- a/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/Static/StaticCacheGeometryRenderer.cs
+++ b/Core/Render/OpenGL/Renderers/Legacy/World/Geometry/Static/StaticCacheGeometryRenderer.cs
@@ -472,7 +472,7 @@ private void AddTwoSided(Side side, bool isFrontSide, bool update, bool fogBarri
             RenderWallSliceResult result;
             if (side.Sector.Sectors3D.Length > 0)
             {
-                result = m_geometryRenderer.RenderWallSlices3D(side, side.Lower, isFrontSide, otherSide, facingSector, otherSector, side.Sector.SectorPlanes3D, m_renderTwoSidedLowerSliceFunc);
+                result = m_geometryRenderer.RenderWallSlices3D(side, side.Lower, isFrontSide, otherSide, facingSector, otherSector, side.Sector.SectorPlanes3D, m_renderTwoSidedLowerSliceFunc, renderSkySide: false);
             }
             else
             {