diff --git a/darwin/background.tiff b/darwin/background.tiff
new file mode 100644
index 0000000..bc30a8f
Binary files /dev/null and b/darwin/background.tiff differ
diff --git a/darwin/postflight b/darwin/postflight
new file mode 100755
index 0000000..89bdf14
--- /dev/null
+++ b/darwin/postflight
@@ -0,0 +1,8 @@
+#!/bin/sh
+/opt/paparazzi/bin/gdk-pixbuf-query-loaders --update-cache
+/opt/paparazzi/bin/update-mime-database -V /opt/paparazzi/share/mime
+echo "/opt/paparazzi/lib/ocaml/site-lib/stublibs"  >> /opt/paparazzi/lib/ocaml/ld.conf
+echo 'export PATH=/opt/paparazzi/bin:/opt/paparazzi/sbin:$PATH' >> ~/.bash_profile
+
+
+