diff --git a/gtk/scripts/makeappimage.sh b/gtk/scripts/makeappimage.sh
index a99f279f..aa725e2e 100755
--- a/gtk/scripts/makeappimage.sh
+++ b/gtk/scripts/makeappimage.sh
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 
 if [ ! -f appimagetool-x86_64.AppImage ]; then
     wget https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage
@@ -10,51 +10,12 @@ if [ ! -f linuxdeploy-x86_64.AppImage ]; then
     chmod +x linuxdeploy-x86_64.AppImage
 fi
 
-if [ ! -d AppImageKit-checkrt ]; then
-    git clone https://github.com/darealshinji/AppImageKit-checkrt
-fi
-pushd AppImageKit-checkrt/src
-make
-popd
-
 DESTDIR=AppDir ninja install
-./linuxdeploy-x86_64.AppImage --appdir=AppDir
+./linuxdeploy-x86_64.AppImage --appimage-extract-and-run --appdir=AppDir
 
 rm AppDir/snes9x.png
-rm AppDir/AppRun
-mkdir AppDir/usr/optional
-cp AppImageKit-checkrt/src/checkrt AppDir/usr/optional
-AppDir/usr/optional/checkrt -c
 pushd AppDir
-rm snes9x.png
-rm AppRun
 ln -s usr/share/icons/hicolor/256x256/apps/snes9x.png
-cat > AppRun << EOF
-#!/bin/sh -e
-
-# add your command to execute here
-exec=snes9x-gtk
-
-cd "$(dirname "$0")"
-if [ "x$exec" = "x" ]; then
-  exec="$(sed -n 's|^Exec=||p' *.desktop | head -1)"
-fi
-if [ -x "./usr/optional/checkrt" ]; then
-  extra_libs="$(./usr/optional/checkrt)"
-fi
-if [ -n "$extra_libs" ]; then
-  export LD_LIBRARY_PATH="${extra_libs}${LD_LIBRARY_PATH}"
-  if [ -e "$PWD/usr/optional/exec.so" ]; then
-    export LD_PRELOAD="$PWD/usr/optional/exec.so:${LD_PRELOAD}"
-  fi
-fi
-
-#echo ">>>>> $LD_LIBRARY_PATH"
-#echo ">>>>> $LD_PRELOAD"
-
-./usr/bin/$exec "$*"
-exit $?
-EOF
 chmod +x AppRun
 popd
-./appimagetool-x86_64.AppImage AppDir
+./appimagetool-x86_64.AppImage --appimage-extract-and-run AppDir