diff --git a/src/ImageProcessorCore/Formats/Png/Filters/FilterType.cs b/src/ImageProcessorCore/Formats/Png/Filters/FilterType.cs
index 6f1f29c212..dcb1ec80ec 100644
--- a/src/ImageProcessorCore/Formats/Png/Filters/FilterType.cs
+++ b/src/ImageProcessorCore/Formats/Png/Filters/FilterType.cs
@@ -6,7 +6,7 @@
 namespace ImageProcessorCore.Formats
 {
     /// <summary>
-    /// Provides enumeration of the various png filter types.
+    /// Provides enumeration of the various PNG filter types.
     /// <see href="https://www.w3.org/TR/PNG-Filters.html"/>
     /// </summary>
     internal enum FilterType
diff --git a/src/ImageProcessorCore/Formats/Png/PngDecoderCore.cs b/src/ImageProcessorCore/Formats/Png/PngDecoderCore.cs
index 36728a7388..582f56dad3 100644
--- a/src/ImageProcessorCore/Formats/Png/PngDecoderCore.cs
+++ b/src/ImageProcessorCore/Formats/Png/PngDecoderCore.cs
@@ -393,6 +393,7 @@ namespace ImageProcessorCore.Formats
 
             if (this.header.InterlaceMethod != 0)
             {
+                // TODO: Support interlacing
                 throw new ImageFormatException("Interlacing is not supported.");
             }
         }