diff --git a/prepare-install.sh b/prepare-install.sh
new file mode 100644
index 00000000000..e9fe7b83d19
--- /dev/null
+++ b/prepare-install.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+#
+# Prepare l'installation web de Dolibarr
+#
+mkdir documents
+chown www-data documents
+mkdir htdocs/document
+chown www-data htdocs/document
+touch htdocs/conf/conf.php
+chown www-data htdocs/conf/conf.php