diff --git a/PartPreviewWindow/View3D/MeshViewerWidget.cs b/PartPreviewWindow/View3D/MeshViewerWidget.cs
index 88d08a277..0dbc52262 100644
--- a/PartPreviewWindow/View3D/MeshViewerWidget.cs
+++ b/PartPreviewWindow/View3D/MeshViewerWidget.cs
@@ -469,6 +469,7 @@ namespace MatterHackers.MeshVisualizer
 				}
 
 				if (drawColor.alpha == 255
+					|| item.Mesh.FaceTexture.Where((ft) => ft.Value.HasTransparency).Any()
 					|| isDebugItem)
 				{
 					// Render as solid
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index a667d45e2..2e011242b 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit a667d45e29adc5e74fcd71bc35fedad28d858601
+Subproject commit 2e011242b083bf6ebdc723dc5768a85ac6b8227d