diff --git a/PartPreviewWindow/ViewGcodeWidget.cs b/PartPreviewWindow/ViewGcodeWidget.cs
index c900759c0..76ad9e788 100644
--- a/PartPreviewWindow/ViewGcodeWidget.cs
+++ b/PartPreviewWindow/ViewGcodeWidget.cs
@@ -285,6 +285,15 @@ namespace MatterHackers.MatterControl.PartPreviewWindow
 
 			gCodeRenderer = new GCodeRenderer(LoadedGCode);
 
+			if (ActiveSliceSettings.Instance.PrinterSelected)
+			{
+				GCodeRenderer.ExtruderWidth = ActiveSliceSettings.Instance.GetValue<double>(SettingsKey.nozzle_diameter);
+			}
+			else
+			{
+				GCodeRenderer.ExtruderWidth = .4;
+			}
+
 			await Task.Run(() => DoPostLoadInitialization());
 
 			postLoadInitialization_RunWorkerCompleted();
diff --git a/Submodules/MatterSlice b/Submodules/MatterSlice
index a0585d5f2..0b4f2cd53 160000
--- a/Submodules/MatterSlice
+++ b/Submodules/MatterSlice
@@ -1 +1 @@
-Subproject commit a0585d5f2e2fb80b17ad24e4c241ffae0553b718
+Subproject commit 0b4f2cd533b66b436fda27cb64b96588d17dd3e2
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index 557e3c5c3..462bdf5f5 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit 557e3c5c3ed187795b92bc7abb5926246d7d7b29
+Subproject commit 462bdf5f510c3b63bd2f7ee85a98f0ff1dc0bf85