diff --git a/Connectors/Tekla/Speckle.Connector.Tekla2024/HostApp/TeklaMaterialUnpacker.cs b/Connectors/Tekla/Speckle.Connector.Tekla2024/HostApp/TeklaMaterialUnpacker.cs
index 2e6952ac9..2f2a1a0c0 100644
--- a/Connectors/Tekla/Speckle.Connector.Tekla2024/HostApp/TeklaMaterialUnpacker.cs
+++ b/Connectors/Tekla/Speckle.Connector.Tekla2024/HostApp/TeklaMaterialUnpacker.cs
@@ -1,4 +1,4 @@
-using System.Drawing;
+using System.Drawing;
 using Speckle.Connector.Tekla2024.Extensions;
 using Speckle.Objects.Other;
 
@@ -38,7 +38,7 @@ public List<RenderMaterialProxy> UnpackRenderMaterial(List<TSM.ModelObject> atom
       }
       else
       {
-        var renderMaterial = new RenderMaterial() { name = colorId, diffuseColor = systemColor };
+        var renderMaterial = new RenderMaterial() { name = colorId, diffuse = systemColor.ToArgb() };
         RenderMaterialProxy proxyRenderMaterial =
           new()
           {
diff --git a/Converters/Revit/Speckle.Converters.RevitShared/ToHost/Raw/Geometry/ArcConverterToHost.cs b/Converters/Revit/Speckle.Converters.RevitShared/ToHost/Raw/Geometry/ArcConverterToHost.cs
index e9c70627f..b906c3301 100644
--- a/Converters/Revit/Speckle.Converters.RevitShared/ToHost/Raw/Geometry/ArcConverterToHost.cs
+++ b/Converters/Revit/Speckle.Converters.RevitShared/ToHost/Raw/Geometry/ArcConverterToHost.cs
@@ -25,11 +25,8 @@ public DB.Arc Convert(SOG.Arc target)
     // Endpoints coincide, it's a circle.
     if (SOG.Point.Distance(target.startPoint, target.endPoint) < 1E-6)
     {
-      double radius =
-        target.radius ?? _scalingService.ScaleToNative(target.plane.origin.DistanceTo(target.startPoint), target.units);
       var plane = _planeConverter.Convert(target.plane);
-      return DB.Arc.Create(plane, _scalingService.ScaleToNative(radius, target.units), 0, Math.PI * 2);
-
+      return DB.Arc.Create(plane, _scalingService.ScaleToNative(target.radius, target.units), 0, Math.PI * 2);
     }
 
     return DB.Arc.Create(
diff --git a/Converters/Revit/Speckle.Converters.RevitShared/ToSpeckle/TopLevel/ModelCurveToSpeckleTopLevelConverter.cs b/Converters/Revit/Speckle.Converters.RevitShared/ToSpeckle/TopLevel/ModelCurveToSpeckleTopLevelConverter.cs
index b3c8b107d..a37213406 100644
--- a/Converters/Revit/Speckle.Converters.RevitShared/ToSpeckle/TopLevel/ModelCurveToSpeckleTopLevelConverter.cs
+++ b/Converters/Revit/Speckle.Converters.RevitShared/ToSpeckle/TopLevel/ModelCurveToSpeckleTopLevelConverter.cs
@@ -5,7 +5,7 @@
 
 namespace Speckle.Converters.RevitShared.ToSpeckle;
 
-// Converts model curves to regurlar speckle curves, since we aren't receiving them and the only property used in V2 was the linestyle (not element ids or parameters). Don't see a need to handle these differently from regular geometry.
+// Converts model curves to regular speckle curves, since we aren't receiving them and the only property used in V2 was the linestyle (not element ids or parameters). Don't see a need to handle these differently from regular geometry.
 [NameAndRankValue(nameof(DB.ModelCurve), 0)]
 public class ModelCurveToSpeckleTopLevelConverter : BaseTopLevelConverterToSpeckle<DB.ModelCurve, Base>
 {
diff --git a/Converters/Rhino/Speckle.Converters.Rhino7.Tests/ArcToSpeckleConverterTests.cs b/Converters/Rhino/Speckle.Converters.Rhino7.Tests/ArcToSpeckleConverterTests.cs
index 57806f31c..5f73f5606 100644
--- a/Converters/Rhino/Speckle.Converters.Rhino7.Tests/ArcToSpeckleConverterTests.cs
+++ b/Converters/Rhino/Speckle.Converters.Rhino7.Tests/ArcToSpeckleConverterTests.cs
@@ -1,4 +1,4 @@
-using FluentAssertions;
+using FluentAssertions;
 using Moq;
 using NUnit.Framework;
 using Speckle.Converters.Common;
@@ -15,7 +15,6 @@ public class ArcToSpeckleConverterTests : MoqTest
   public void Convert_ShouldConvertArcCorrectly()
   {
     // Arrange
-    var radius = 1.1d;
     var mockPointConverter = Create<ITypedConverter<RG.Point3d, SOG.Point>>();
     var mockPlaneConverter = Create<ITypedConverter<RG.Plane, SOG.Plane>>();
     var mockBoxConverter = Create<ITypedConverter<RG.Box, SOG.Box>>();
@@ -33,11 +32,6 @@ public void Convert_ShouldConvertArcCorrectly()
     var boundbox = Create<RG.BoundingBox>();
 
     targetArc.Setup(x => x.Plane).Returns(targetPlane.Object);
-    targetArc.Setup(x => x.Radius).Returns(radius);
-    targetArc.Setup(x => x.StartAngle).Returns(radius);
-    targetArc.Setup(x => x.EndAngle).Returns(radius);
-    targetArc.Setup(x => x.Angle).Returns(radius);
-    targetArc.Setup(x => x.Length).Returns(radius);
     targetArc.Setup(x => x.StartPoint).Returns(point3d.Object);
     targetArc.Setup(x => x.MidPoint).Returns(point3d.Object);
     targetArc.Setup(x => x.EndPoint).Returns(point3d.Object);