diff --git a/MatterControlLib/DesignTools/Primitives/ConeObject3D.cs b/MatterControlLib/DesignTools/Primitives/ConeObject3D.cs
index 0058948a1..92a1345c9 100644
--- a/MatterControlLib/DesignTools/Primitives/ConeObject3D.cs
+++ b/MatterControlLib/DesignTools/Primitives/ConeObject3D.cs
@@ -53,7 +53,8 @@ namespace MatterHackers.MatterControl.DesignTools
 		public static async Task<ConeObject3D> Create()
 		{
 			var item = new ConeObject3D();
-			item.Rebuild();
+			await item.Rebuild();
+
 			return item;
 		}