diff --git a/MatterControlLib/Utilities/MarkdigAgg/AggCodeBlockRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/AggCodeBlockRenderer.cs
index ce25f96d6..7d6b16a16 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/AggCodeBlockRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/AggCodeBlockRenderer.cs
@@ -3,7 +3,6 @@
 // See the LICENSE.md file in the project root for more information.
 
 using Markdig.Syntax;
-using MatterHackers.Agg;
 using MatterHackers.Agg.UI;
 using MatterHackers.MatterControl;
 
diff --git a/MatterControlLib/Utilities/MarkdigAgg/AggHeadingRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/AggHeadingRenderer.cs
index 779988570..f8317fae1 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/AggHeadingRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/AggHeadingRenderer.cs
@@ -2,10 +2,7 @@
 // This file is licensed under the MIT license.
 // See the LICENSE.md file in the project root for more information.
 
-using Markdig.Renderers.Agg.Inlines;
 using Markdig.Syntax;
-using MatterHackers.Agg;
-using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg
 {
diff --git a/MatterControlLib/Utilities/MarkdigAgg/AggMarkdownDocument.cs b/MatterControlLib/Utilities/MarkdigAgg/AggMarkdownDocument.cs
index 04040e96f..7242644ea 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/AggMarkdownDocument.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/AggMarkdownDocument.cs
@@ -32,7 +32,6 @@ using System.Collections.Generic;
 using System.Net;
 using Markdig.Renderers;
 using Markdig.Renderers.Agg;
-using Markdig.Syntax.Inlines;
 using MatterHackers.Agg.UI;
 
 namespace Markdig.Agg
diff --git a/MatterControlLib/Utilities/MarkdigAgg/AggThematicBreakRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/AggThematicBreakRenderer.cs
index 2522f33c3..522063561 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/AggThematicBreakRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/AggThematicBreakRenderer.cs
@@ -3,7 +3,6 @@
 // See the LICENSE.md file in the project root for more information.
 
 using Markdig.Syntax;
-using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg
 {
diff --git a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggAutolinkInlineRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggAutolinkInlineRenderer.cs
index 3e764e589..e3c85c340 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggAutolinkInlineRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggAutolinkInlineRenderer.cs
@@ -4,7 +4,6 @@
 
 using System;
 using Markdig.Syntax.Inlines;
-using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg.Inlines
 {
diff --git a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggDelimiterInlineRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggDelimiterInlineRenderer.cs
index a8d26de20..3ea2c185f 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggDelimiterInlineRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggDelimiterInlineRenderer.cs
@@ -3,7 +3,6 @@
 // See the LICENSE.md file in the project root for more information.
 
 using Markdig.Syntax.Inlines;
-using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg.Inlines
 {
diff --git a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggEmphasisInlineRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggEmphasisInlineRenderer.cs
index c665e1df9..33eacdf5d 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggEmphasisInlineRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggEmphasisInlineRenderer.cs
@@ -3,7 +3,6 @@
 // See the LICENSE.md file in the project root for more information.
 
 using Markdig.Syntax.Inlines;
-using MatterHackers.Agg;
 using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg.Inlines
diff --git a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggLiteralInlineRenderer.cs b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggLiteralInlineRenderer.cs
index 2999f3306..57c2b770c 100644
--- a/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggLiteralInlineRenderer.cs
+++ b/MatterControlLib/Utilities/MarkdigAgg/Inlines/AggLiteralInlineRenderer.cs
@@ -3,7 +3,6 @@
 // See the LICENSE.md file in the project root for more information.
 
 using Markdig.Syntax.Inlines;
-using MatterHackers.Agg.UI;
 
 namespace Markdig.Renderers.Agg.Inlines
 {
diff --git a/Submodules/agg-sharp b/Submodules/agg-sharp
index 720454009..8bae949da 160000
--- a/Submodules/agg-sharp
+++ b/Submodules/agg-sharp
@@ -1 +1 @@
-Subproject commit 720454009fedaec204b041fa934e0eeb4d2b0f5f
+Subproject commit 8bae949da8f042488815104f9bedbb08b919dd64