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src/Program.cs

@@ -36,7 +36,7 @@ namespace Palettizer2
 	        var writer = new StbImageWriteSharp.ImageWriter();
 
 	        // add all sprite colors to palette
-	        foreach (var imageFile in directory.EnumerateFiles("*.png"))
+	        foreach (var imageFile in directory.EnumerateFiles("*.png", SearchOption.AllDirectories))
 	        {
 		        System.Console.WriteLine(imageFile.FullName);