diff --git a/src/ImageSharp.Formats.Png/PngEncoderCore.cs b/src/ImageSharp.Formats.Png/PngEncoderCore.cs
index 8a00c40b2..7950d260c 100644
--- a/src/ImageSharp.Formats.Png/PngEncoderCore.cs
+++ b/src/ImageSharp.Formats.Png/PngEncoderCore.cs
@@ -146,6 +146,7 @@ namespace ImageSharp.Formats
             this.quality = this.quality > 0 ? this.quality.Clamp(1, int.MaxValue) : int.MaxValue;
 
             this.pngColorType = this.options.PngColorType;
+            this.quantizer = this.options.Quantizer;
 
             // Set correct color type if the color count is 256 or less.
             if (this.quality <= 256)