diff --git a/scripts/upgrade b/scripts/upgrade
index 87a7fe1..12ec71f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -74,6 +74,12 @@ else
 	mpd_state="true"
 fi
 
+# If final_path doesn't exist, create it
+if [ -z "$datadir" ]; then
+	datadir=/home/yunohost.app/$app
+	ynh_app_setting_set --app=$app --key=datadir --value=$datadir
+fi
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================