diff --git a/setup/macos/build.sh b/setup/macos/build.sh
index 9a933972..15b19636 100755
--- a/setup/macos/build.sh
+++ b/setup/macos/build.sh
@@ -111,7 +111,8 @@ for file in "${FILES_COPY[@]}"; do
     cp -R $SRC_DIR/$file novelWriter.app/Contents/Resources/novelWriter/
 done
 
-cp $SRC_DIR/setup/macos/novelwriter.icns novelWriter.app/Contents/Resources/
+iconutil -c icns -o novelWriter.app/Contents/Resources/novelwriter.icns $SRC_DIR/setup/macos/novelwriter.iconset
+# cp $SRC_DIR/setup/macos/novelwriter.icns novelWriter.app/Contents/Resources/
 
 # Create entry script
 echo "Creating entry script ..."
diff --git a/setup/macos/generate_icns.sh b/setup/macos/generate_icns.sh
deleted file mode 100755
index 0ca1d9c0..00000000
--- a/setup/macos/generate_icns.sh
+++ /dev/null
@@ -1,70 +0,0 @@
-#! /usr/bin/env bash
-
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-
-function generate_linux () {
-    echo "Generating on Linux ..."
-    if ! command -v png2icns &> /dev/null
-    then
-        echo "png2icns cound not be found, it is required. Please install a package like icnsutils or libicns."
-        exit
-    fi
-
-    if ! command -v convert $> /dev/null
-    then
-        echo "convert could not be found, it is required. please install a imagemagick package."
-        exit
-    fi
-
-    mkdir -p $SCRIPT_DIR/icons
-
-    sizes=( 16 32 64 128 256 )
-    for base in "${sizes[@]}"; do
-        let basex2=${base}*2
-        size="${base}x${base}"
-        echo "Copying files for $size"
-        double=${basex2}x${basex2}
-        cp $SCRIPT_DIR/../data/hicolor/${size}/apps/novelwriter.png $SCRIPT_DIR/icons/icon_${size}.png
-        echo "Resizing ${size}@2x to $double from $size"
-        convert $SCRIPT_DIR/icons/icon_${size}.png -resize $double $SCRIPT_DIR/icons/icon_${size}@2x.png    
-    done
-
-    png2icns $SCRIPT_DIR/novelwriter.icns $SCRIPT_DIR/icons/icon_*.png
-
-    rm -r $SCRIPT_DIR/icons
-
-    echo "Done"
-}
-
-function generate_macos () {
-    echo "Generating on MacOs ..."
-    mkdir -p $SCRIPT_DIR/icons
-
-    echo "Building Iconset ..."
-    sizes=( 16 32 64 128 256 )
-    for base in "${sizes[@]}"; do
-        let basex2=${base}*2
-        size="${base}x${base}"
-        echo "Copying files for $size"
-        double=${basex2}x${basex2}
-        cp $SCRIPT_DIR/../data/hicolor/${size}/apps/novelwriter.png $SCRIPT_DIR/icons/icon_${size}.png
-        cp $SCRIPT_DIR/../data/hicolor/${size}/apps/novelwriter.png $SCRIPT_DIR/icons/icon_${size}@2x.png
-        echo "Resizing ${size}@2x to $double from $size"
-        sips -Z $basex2 $SCRIPT_DIR/icons/icon_${size}@2x.png    
-    done
-
-    rm -rf $SCRIPT_DIR/novelwriter.iconset
-    mv $SCRIPT_DIR/icons $SCRIPT_DIR/novelwriter.iconset
-
-    echo "Generating icns ..."
-    iconutil -c icns $SCRIPT_DIR/novelwriter.iconset
-
-    echo "Done"
-}
-
-unameOut="$(uname -s)"
-case "$unameOut" in
-    Linux*)    generate_linux;;
-    Darwin*)    generate_macos;;
-    *)    echo "Unsupported OS"
-esac
diff --git a/setup/macos/novelwriter.icns b/setup/macos/novelwriter.icns
deleted file mode 100644
index 884347bf..00000000
Binary files a/setup/macos/novelwriter.icns and /dev/null differ