diff --git a/scripts/upgrade b/scripts/upgrade
index d7b07b3..243f91e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -58,6 +58,9 @@ ynh_system_user_create --username=$app --home_dir="$final_path"
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
 
+# Remove www file
+ynh_secure_remove --file="$final_path/*"
+
 if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 	ynh_script_progression --message="Upgrading source files..." --weight=1
@@ -73,8 +76,6 @@ chown -R $app:www-data "$final_path"
 pushd "$final_path"
 	ynh_exec_warn_less sudo -u $app mv ./www_data/* .
 	ynh_exec_warn_less sudo -u $app ./module/install.sh
-	ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < db/table.sql
-	ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < db/demo.sql
 popd
 
 #=================================================