diff --git a/build.sh b/build.sh
index 8aa0dee..f57c350 100755
--- a/build.sh
+++ b/build.sh
@@ -17,7 +17,7 @@ overlay_on() {
         fi
 
         file_basename=${file_basename//"$5"/}
-        magick "$1" "$file" -gravity center -composite "$6/$2${file_basename%.*}_ore$3.png"
+        magick "$1" "$file" -gravity center -composite PNG8:"$6/$2${file_basename%.*}_ore$3.png"
     done
 }
 
@@ -62,6 +62,8 @@ overlay_on "../textures/stones/ore_stone.png" "" "" "coal_deepslate.png" "" "./b
 overlay_on "../textures/stones/deepslate.png" "deepslate_" "" "coal.png" "_deepslate" "./bedrock/textures/blocks/deepslate/"
 #overlay_on "../textures/stones/deepslate_top.png" "deepslate_" "_top" "coal.png" "_deepslate" "./java/assets/minecraft/textures/block/"
 
+echo "Packaging"
+
 7z a -tzip "Old.Ores.$version-Bedrock.zip" -w ./bedrock/* > /dev/null
 
 cd "$currentdir" || exit 1
diff --git a/textures/ore_overlays/coal.png b/textures/ore_overlays/coal.png
index 3f615d9..5d07495 100644
Binary files a/textures/ore_overlays/coal.png and b/textures/ore_overlays/coal.png differ