diff --git a/src/Formplot/FileFormat/FormplotConverter.cs b/src/Formplot/FileFormat/FormplotConverter.cs
index 80d6767..088be00 100644
--- a/src/Formplot/FileFormat/FormplotConverter.cs
+++ b/src/Formplot/FileFormat/FormplotConverter.cs
@@ -362,11 +362,11 @@ private static CurveProfilePlot ConvertToCurveProfile( CylindricityPlot source )
 				var resultSegment = new Segment<CurvePoint, CurveGeometry>( segment.Name, segment.SegmentType );
 				foreach( var point in segment.Points )
 				{
-					var x = Math.Cos( point.Angle ) * source.Nominal.Radius;
-					var y = Math.Sin( point.Angle ) * source.Nominal.Radius;
+					var x = Math.Cos( point.Angle ) * source.Actual.Radius;
+					var y = Math.Sin( point.Angle ) * source.Actual.Radius;
 
 					var curvePoint = new CurvePoint(
-						new Vector( x, y, point.Height * source.Nominal.Height ),
+						new Vector( x, y, point.Height * source.Actual.Height ),
 						new Vector( x, y ).Normalized(),
 						point.Deviation );
 
@@ -396,8 +396,8 @@ private static CurveProfilePlot ConvertToCurveProfile( StraightnessPlot source )
 				foreach( var point in segment.Points )
 				{
 					var curvePoint = new CurvePoint(
-						source.Nominal.Position + ( source.Nominal.Direction * point.Position * source.Nominal.Length ),
-						source.Nominal.Deviation,
+						source.Actual.Position + ( source.Actual.Direction * point.Position * source.Actual.Length ),
+						source.Actual.Deviation,
 						point.Deviation );
 
 					CopyDefaults( point, curvePoint );
@@ -425,8 +425,8 @@ private static CurveProfilePlot ConvertToCurveProfile( RoundnessPlot source )
 				var resultSegment = new Segment<CurvePoint, CurveGeometry>( segment.Name, segment.SegmentType );
 				foreach( var point in segment.Points )
 				{
-					var x = Math.Cos( point.Angle ) * source.Nominal.Radius;
-					var y = Math.Sin( point.Angle ) * source.Nominal.Radius;
+					var x = Math.Cos( point.Angle ) * source.Actual.Radius;
+					var y = Math.Sin( point.Angle ) * source.Actual.Radius;
 
 					var curvePoint = new CurvePoint(
 						new Vector( x, y ),
@@ -460,7 +460,7 @@ private static CurveProfilePlot ConvertToCurveProfile( FlatnessPlot source )
 				foreach( var point in segment.Points )
 				{
 					var curvePoint = new CurvePoint(
-						new Vector( point.Coordinate1 * source.Nominal.Length1, point.Coordinate2 * source.Nominal.Length2 ),
+						new Vector( point.Coordinate1 * source.Actual.Length1, point.Coordinate2 * source.Actual.Length2 ),
 						new Vector( 0, 0, 1 ),
 						point.Deviation );
 
diff --git a/src/Tests/FileFormat/FormplotConverterTest.cs b/src/Tests/FileFormat/FormplotConverterTest.cs
index b6b3393..638be66 100644
--- a/src/Tests/FileFormat/FormplotConverterTest.cs
+++ b/src/Tests/FileFormat/FormplotConverterTest.cs
@@ -26,7 +26,7 @@ public void Test_Convert_Straightness_To_Curve()
 		{
 			var straightness = new StraightnessPlot
 			{
-				Nominal =
+				Actual =
 				{
 					Position = new Vector( 3, 3, 3 ),
 					Direction = new Vector( 0, 0, 1 ),
@@ -65,7 +65,7 @@ public void Test_Convert_Roundness_To_Curve()
 		{
 			var roundness = new RoundnessPlot
 			{
-				Nominal =
+				Actual =
 				{
 					Radius = 2
 				}
@@ -101,7 +101,7 @@ public void Test_Convert_Cylindricity_To_Curve()
 		{
 			var cylindricity = new CylindricityPlot
 			{
-				Nominal =
+				Actual =
 				{
 					Height = 3,
 					Radius = 2
@@ -137,7 +137,7 @@ public void Test_Convert_Flatness_To_Curve()
 		{
 			var flatness = new FlatnessPlot
 			{
-				Nominal =
+				Actual =
 				{
 					Length1 = 4,
 					Length2 = 3