diff --git a/src/ImageProcessorCore/Formats/Bmp/BmpEncoderCore.cs b/src/ImageProcessorCore/Formats/Bmp/BmpEncoderCore.cs
index 890861d1e..2c4ffd694 100644
--- a/src/ImageProcessorCore/Formats/Bmp/BmpEncoderCore.cs
+++ b/src/ImageProcessorCore/Formats/Bmp/BmpEncoderCore.cs
@@ -42,6 +42,7 @@ namespace ImageProcessorCore.Formats
                 rowWidth += 4 - amount;
             }
 
+            // Do not use IDisposable pattern here as we want to preserve the stream. 
             EndianBinaryWriter writer = new EndianBinaryWriter(EndianBitConverter.Little, stream);
 
             int bpp = (int)this.bmpBitsPerPixel;
diff --git a/src/ImageProcessorCore/Formats/Gif/GifEncoderCore.cs b/src/ImageProcessorCore/Formats/Gif/GifEncoderCore.cs
index 55b2ab69a..c4846c44f 100644
--- a/src/ImageProcessorCore/Formats/Gif/GifEncoderCore.cs
+++ b/src/ImageProcessorCore/Formats/Gif/GifEncoderCore.cs
@@ -56,6 +56,7 @@ namespace ImageProcessorCore.Formats
                 this.Quantizer = new OctreeQuantizer { Threshold = this.Threshold };
             }
 
+            // Do not use IDisposable pattern here as we want to preserve the stream. 
             EndianBinaryWriter writer = new EndianBinaryWriter(EndianBitConverter.Little, stream);
 
             // Ensure that quality can be set but has a fallback.