diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..ae2e17f
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "create-dmg"]
+	path = create-dmg
+	url = https://github.com/andreyvit/create-dmg
diff --git a/build_mac.sh b/build_mac.sh
index 0d05d97..b733594 100755
--- a/build_mac.sh
+++ b/build_mac.sh
@@ -117,7 +117,7 @@ sym_pos_x=600
 sym_pos_y=200
 icon_size=64
 
-/opt/git/create-dmg/create-dmg --volicon $volicon --volname $vol_name --background $background_image --window-pos 200 120 --window-size $backgound_width $background_height --icon-size $icon_size --icon $app $app_pos_x $app_pos_y --app-drop-link $sym_pos_x $sym_pos_y --hide-extension $app $dmg_name PeachyPrinter.app
+create-dmg/create-dmg --volicon $volicon --volname $vol_name --background $background_image --window-pos 200 120 --window-size $backgound_width $background_height --icon-size $icon_size --icon $app $app_pos_x $app_pos_y --app-drop-link $sym_pos_x $sym_pos_y --hide-extension $app $dmg_name PeachyPrinter.app
 
 
-deactivate
\ No newline at end of file
+deactivate
diff --git a/create-dmg b/create-dmg
new file mode 160000
index 0000000..5acf22f
--- /dev/null
+++ b/create-dmg
@@ -0,0 +1 @@
+Subproject commit 5acf22fa87e1b751701f377efddc7429877ecb0a
diff --git a/setup_development_macosx.sh b/setup_development_macosx.sh
index 2189e70..16f2e0d 100755
--- a/setup_development_macosx.sh
+++ b/setup_development_macosx.sh
@@ -23,7 +23,7 @@ python -m compileall venv/lib/python2.7/site-packages/google/
 brew install sdl2 sdl2_image sdl2_ttf sdl2_mixer gstreamer
 pip install pygame
 
-pip install --upgrade --user python -r requirements.txt
+pip install --upgrade -r requirements.txt
 if [ $? != 0 ]; then
     echo -e "${FRED}FAILED TO INSTALL REQUIREMENTS{RS}"
     exit 59