diff --git a/lib/RefreshCS b/lib/RefreshCS
index cd18b03c..2613c7b7 160000
--- a/lib/RefreshCS
+++ b/lib/RefreshCS
@@ -1 +1 @@
-Subproject commit cd18b03c0f4cc1bd9feba57158925ac8837f5110
+Subproject commit 2613c7b73cad1d9fea3cc1dc84435979a86f2ce1
diff --git a/src/Graphics/RefreshEnums.cs b/src/Graphics/RefreshEnums.cs
index 138b1101..03fd4bc7 100644
--- a/src/Graphics/RefreshEnums.cs
+++ b/src/Graphics/RefreshEnums.cs
@@ -124,7 +124,8 @@ namespace MoonWorks.Graphics
 
 	public enum VertexElementFormat
 	{
-		Single,
+		UInt,
+		Float,
 		Vector2,
 		Vector3,
 		Vector4,
diff --git a/src/Graphics/Utility/Conversions.cs b/src/Graphics/Utility/Conversions.cs
index 3aad7427..141d1c9d 100644
--- a/src/Graphics/Utility/Conversions.cs
+++ b/src/Graphics/Utility/Conversions.cs
@@ -14,9 +14,13 @@
 
 		public static Graphics.VertexElementFormat TypeToVertexElementFormat(System.Type type)
 		{
+			if (type == typeof(uint))
+			{
+				return Graphics.VertexElementFormat.UInt;
+			}
 			if (type == typeof(float))
 			{
-				return Graphics.VertexElementFormat.Single;
+				return Graphics.VertexElementFormat.Float;
 			}
 			else if (type == typeof(Math.Vector2))
 			{