diff --git a/src/ImageSharp.Drawing/Processing/Drawing/Processors/FillRegionProcessor.cs b/src/ImageSharp.Drawing/Processing/Drawing/Processors/FillRegionProcessor.cs
index 598e696ba..c81f4028b 100644
--- a/src/ImageSharp.Drawing/Processing/Drawing/Processors/FillRegionProcessor.cs
+++ b/src/ImageSharp.Drawing/Processing/Drawing/Processors/FillRegionProcessor.cs
@@ -37,29 +37,22 @@ namespace SixLabors.ImageSharp.Processing.Drawing.Processors
         }
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="FillRegionProcessor{TPixel}" /> class.
-        /// </summary>
-        public FillRegionProcessor()
-        {
-        }
-
-        /// <summary>
-        /// Gets or sets the brush.
+        /// Gets the brush.
         /// </summary>
-        public IBrush<TPixel> Brush { get; set; }
+        public IBrush<TPixel> Brush { get; }
 
         /// <summary>
-        /// Gets or sets the region that this processor applies to.
+        /// Gets the region that this processor applies to.
         /// </summary>
-        public Region Region { get; set; }
+        public Region Region { get; }
 
         /// <summary>
-        /// Gets or sets the options.
+        /// Gets the options.
         /// </summary>
         /// <value>
         /// The options.
         /// </value>
-        public GraphicsOptions Options { get; set; }
+        public GraphicsOptions Options { get; }
 
         /// <inheritdoc/>
         protected override void OnFrameApply(ImageFrame<TPixel> source, Rectangle sourceRectangle, Configuration configuration)
diff --git a/src/ImageSharp.Drawing/Processing/Text/Processors/DrawTextProcessor.cs b/src/ImageSharp.Drawing/Processing/Text/Processors/DrawTextProcessor.cs
index 0d534dc39..f6a66b566 100644
--- a/src/ImageSharp.Drawing/Processing/Text/Processors/DrawTextProcessor.cs
+++ b/src/ImageSharp.Drawing/Processing/Text/Processors/DrawTextProcessor.cs
@@ -39,43 +39,50 @@ namespace SixLabors.ImageSharp.Processing.Text.Processors
         /// <param name="location">The location on the image to start drawign the text from.</param>
         public DrawTextProcessor(TextGraphicsOptions options, string text, Font font, IBrush<TPixel> brush, IPen<TPixel> pen, PointF location)
         {
-            this.Brush = brush;
+            Guard.NotNull(text, nameof(text));
+            Guard.NotNull(font, nameof(font));
+            if (brush == null && pen == null)
+            {
+                throw new ArgumentNullException($"at least one of {nameof(brush)} or {nameof(pen)} must not be null");
+            }
+
             this.Options = options;
             this.Text = text;
-            this.Pen = pen;
             this.Font = font;
             this.Location = location;
+            this.Brush = brush;
+            this.Pen = pen;
         }
 
         /// <summary>
-        /// Gets or sets the brush.
+        /// Gets the brush.
         /// </summary>
-        public IBrush<TPixel> Brush { get; set; }
+        public IBrush<TPixel> Brush { get; }
 
         /// <summary>
-        /// Gets or sets the options
+        /// Gets the options
         /// </summary>
-        public TextGraphicsOptions Options { get; set; }
+        public TextGraphicsOptions Options { get; }
 
         /// <summary>
-        /// Gets or sets the text
+        /// Gets  the text
         /// </summary>
-        public string Text { get; set; }
+        public string Text { get; }
 
         /// <summary>
-        /// Gets or sets the pen used for outlining the text, if Null then we will not outline
+        /// Gets the pen used for outlining the text, if Null then we will not outline
         /// </summary>
-        public IPen<TPixel> Pen { get; set; }
+        public IPen<TPixel> Pen { get; }
 
         /// <summary>
-        /// Gets or sets the font used to render the text.
+        /// Gets the font used to render the text.
         /// </summary>
-        public Font Font { get; set; }
+        public Font Font { get; }
 
         /// <summary>
-        /// Gets or sets the location to draw the text at.
+        /// Gets the location to draw the text at.
         /// </summary>
-        public PointF Location { get; set; }
+        public PointF Location { get; }
 
         protected override void BeforeImageApply(Image<TPixel> source, Rectangle sourceRectangle)
         {
diff --git a/tests/ImageSharp.Benchmarks/Drawing/OldProcessors/DrawTextProcessorV1.cs b/tests/ImageSharp.Benchmarks/Drawing/OldProcessors/DrawTextProcessorV1.cs
deleted file mode 100644
index 3faaec2c2..000000000
--- a/tests/ImageSharp.Benchmarks/Drawing/OldProcessors/DrawTextProcessorV1.cs
+++ /dev/null
@@ -1,138 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using SixLabors.Fonts;
-using SixLabors.ImageSharp.PixelFormats;
-using SixLabors.ImageSharp.Primitives;
-using SixLabors.ImageSharp.Processing.Drawing.Brushes;
-using SixLabors.ImageSharp.Processing.Drawing.Pens;
-using SixLabors.ImageSharp.Processing.Drawing.Processors;
-using SixLabors.ImageSharp.Processing.Processors;
-using SixLabors.ImageSharp.Processing.Text;
-using SixLabors.Primitives;
-using SixLabors.Shapes;
-
-namespace SixLabors.ImageSharp.Benchmarks.Drawing.OldProcessors
-{
-
-    /// <summary>
-    /// Using the brush as a source of pixels colors blends the brush color with source.
-    /// </summary>
-    /// <typeparam name="TPixel">The pixel format.</typeparam>
-    internal class DrawTextProcessor<TPixel> : ImageProcessor<TPixel>
-        where TPixel : struct, IPixel<TPixel>
-    {
-        private FillRegionProcessor<TPixel> fillRegionProcessor = null;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="DrawTextProcessor{TPixel}"/> class.
-        /// </summary>
-        /// <param name="options">The options</param>
-        /// <param name="text">The text we want to render</param>
-        /// <param name="font">The font we want to render with</param>
-        /// <param name="brush">The brush to source pixel colors from.</param>
-        /// <param name="pen">The pen to outline text with.</param>
-        /// <param name="location">The location on the image to start drawign the text from.</param>
-        public DrawTextProcessor(TextGraphicsOptions options, string text, Font font, IBrush<TPixel> brush, IPen<TPixel> pen, PointF location)
-        {
-            this.Brush = brush;
-            this.Options = options;
-            this.Text = text;
-            this.Pen = pen;
-            this.Font = font;
-            this.Location = location;
-        }
-
-        /// <summary>
-        /// Gets or sets the brush.
-        /// </summary>
-        public IBrush<TPixel> Brush { get; set; }
-
-        /// <summary>
-        /// Gets or sets the options
-        /// </summary>
-        public TextGraphicsOptions Options { get; set; }
-
-        /// <summary>
-        /// Gets or sets the text
-        /// </summary>
-        public string Text { get; set; }
-
-        /// <summary>
-        /// Gets or sets the pen used for outlining the text, if Null then we will not outline
-        /// </summary>
-        public IPen<TPixel> Pen { get; set; }
-
-        /// <summary>
-        /// Gets or sets the font used to render the text.
-        /// </summary>
-        public Font Font { get; set; }
-
-        /// <summary>
-        /// Gets or sets the location to draw the text at.
-        /// </summary>
-        public PointF Location { get; set; }
-
-        protected override void BeforeImageApply(Image<TPixel> source, Rectangle sourceRectangle)
-        {
-            base.BeforeImageApply(source, sourceRectangle);
-
-            // do everythign at the image level as we are deligating the processing down to other processors
-            var style = new RendererOptions(this.Font, this.Options.DpiX, this.Options.DpiY, this.Location)
-            {
-                ApplyKerning = this.Options.ApplyKerning,
-                TabWidth = this.Options.TabWidth,
-                WrappingWidth = this.Options.WrapTextWidth,
-                HorizontalAlignment = this.Options.HorizontalAlignment,
-                VerticalAlignment = this.Options.VerticalAlignment
-            };
-
-            IPathCollection glyphs = TextBuilder.GenerateGlyphs(this.Text, style);
-
-            var pathOptions = (GraphicsOptions)this.Options;
-            if (this.Brush != null)
-            {
-                // we will reuse the processor for all fill operations to reduce allocations
-                if (this.fillRegionProcessor == null)
-                {
-                    this.fillRegionProcessor = new FillRegionProcessor<TPixel>()
-                    {
-                        Brush = this.Brush,
-                        Options = pathOptions
-                    };
-                }
-
-                foreach (IPath p in glyphs)
-                {
-                    this.fillRegionProcessor.Region = new ShapeRegion(p);
-                    this.fillRegionProcessor.Apply(source, sourceRectangle);
-                }
-            }
-
-            if (this.Pen != null)
-            {
-                // we will reuse the processor for all fill operations to reduce allocations
-                if (this.fillRegionProcessor == null)
-                {
-                    this.fillRegionProcessor = new FillRegionProcessor<TPixel>()
-                    {
-                        Brush = this.Brush,
-                        Options = pathOptions
-                    };
-                }
-
-                foreach (IPath p in glyphs)
-                {
-                    this.fillRegionProcessor.Region = new ShapePath(p, this.Pen);
-                    this.fillRegionProcessor.Apply(source, sourceRectangle);
-                }
-            }
-        }
-
-        /// <inheritdoc/>
-        protected override void OnFrameApply(ImageFrame<TPixel> source, Rectangle sourceRectangle, Configuration configuration)
-        {
-            // this is a no-op as we have processes all as an image, we should be able to pass out of before email apply a skip frames outcome
-        }
-    }
-}