diff --git a/scripts/change_url b/scripts/change_url
index bab7546..d6e90dd 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -106,16 +106,17 @@ fi
 #=================================================
 # SPECIFIC MODIFICATIONS
 #=================================================
-# MODIFY settings.py
+# MODIFY SETTINGS
 #=================================================
 ynh_script_progression --message="Modify weblate's config file..." --time --weight=1
 
 settings="$final_path/venv/lib/$weblate_pypath/site-packages/weblate/settings.py"
+ynh_backup_if_checksum_is_different --file="$settings"
 
 # Change the path in the nginx config file
 if [ $change_path -eq 1 ]
 then
-	ynh_replace_string --match_string="URL_PREFIX = '${old_path%/}'" --replace_string="URL_PREFIX = '${new_path%/}'" --target_file="$settings"
+	ynh_replace_string --match_string="URL_PREFIX = \"${old_path%/}\"" --replace_string="URL_PREFIX = \"${new_path%/}\"" --target_file="$settings"
 fi
 
 # Change the domain for nginx
@@ -124,11 +125,26 @@ then
 	# replace SERVER_EMAIL
 	ynh_replace_string --match_string="noreply@$old_domain" --replace_string="noreply@$new_domain" --target_file="$settings"
 	# replace ALLOWED_HOSTS
-	ynh_replace_string --match_string="['$old_domain']" --replace_string="['$new_domain']" --target_file="$settings"
+	ynh_replace_string --match_string="ALLOWED_HOSTS = \[\"$old_domain\"\]" --replace_string="ALLOWED_HOSTS = \[\"$new_domain\"\]" --target_file="$settings"
 fi
 
 ynh_store_file_checksum --file="$settings"
 
+#=================================================
+# MODIFY UWSGI
+#=================================================
+
+finaluwsgiini="/etc/uwsgi/apps-available/$app.ini"
+ynh_backup_if_checksum_is_different --file="$finaluwsgiini"
+
+# Change the path in the nginx config file
+if [ $change_path -eq 1 ]
+then
+	ynh_replace_string --match_string="mount = $old_path=" --replace_string="mount = $new_path=" --target_file="$finaluwsgiini"
+fi
+
+ynh_store_file_checksum --file="$finaluwsgiini"
+
 #=================================================
 # ChangeSite inside weblate
 #=================================================
@@ -137,7 +153,7 @@ ynh_script_progression --message="Run weblate's command changesite..." --time --
 	set +eu
 	source "${final_path}/venv/bin/activate"
 	export DJANGO_SETTINGS_MODULE="weblate.settings"
-	weblate changesite --set-name "$new_domain"
+	sudo -u $app $final_path/venv/bin/weblate changesite --set-name "$new_domain"
 )
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 7e44ebc..5d75178 100755
--- a/scripts/install
+++ b/scripts/install
@@ -121,14 +121,14 @@ virtualenv --python=python3 "${final_path}/venv"
 	set +o nounset
 	source "${final_path}/venv/bin/activate"
 	set -o nounset
-	pip install --upgrade pip setuptools wheel
+	sudo -u $app $final_path/venv/bin/pip install --upgrade pip setuptools wheel
 	# Still needed with latest version of weblate?
-	pip install celery==4.*
-	pip install Weblate=="$current_version"
-	pip install psycopg2-binary ruamel.yaml aeidon phply
+	sudo -u $app $final_path/venv/bin/pip install celery==4.*
+	sudo -u $app $final_path/venv/bin/pip install Weblate=="$current_version"
+	sudo -u $app $final_path/venv/bin/pip install psycopg2-binary ruamel.yaml aeidon phply
 	#pip install pytz python-bidi PyYaML Babel pyuca pylibravatar py3dns psycopg2-binary phply django-redis hiredis aeidon ruamel.yaml
 	# specific to YunoHost package:
-	pip install django_sendmail_backend
+	sudo -u $app $final_path/venv/bin/pip install django_sendmail_backend
 )
 
 #=================================================
@@ -174,11 +174,11 @@ ynh_script_progression --message="Filling up the database..." --time --weight=1
 	set -o nounset
 	export DJANGO_SETTINGS_MODULE="weblate.settings"
 	# the user needs to be weblate for postgresql
-	weblate migrate --noinput
+	sudo -u $app $final_path/venv/bin/weblate migrate --noinput
 	# generate static files
-	weblate collectstatic --noinput
-	weblate changesite --set-name "$domain"
-	weblate createadmin --no-color \
+	sudo -u $app $final_path/venv/bin/weblate collectstatic --noinput
+	sudo -u $app $final_path/venv/bin/weblate changesite --set-name "$domain"
+	sudo -u $app $final_path/venv/bin/weblate createadmin --no-color \
 		--password "weblate" \
 		--username "$admin" \
 		--email "$admin_mail"
@@ -234,15 +234,11 @@ ynh_add_systemd_config --service="$app-celery" --template="celery-weblate.servic
 #=================================================
 
 # Set permissions to app files
-chown -R root:root "$final_path"
-chown -R "$app": "$final_path/data"
+chown -R "$app": "$final_path"
 
 mkdir -p "$final_path/avatar-cache"
 chown -R "$app": "$final_path/avatar-cache"
 
-mkdir -p "/var/run/$app"
-chown -R "$app": "/var/run/$app"
-
 #=================================================
 # SETUP LOGROTATE
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 2d3c957..fa8079b 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -67,15 +67,11 @@ ynh_system_user_create --username=$app --home_dir="$final_path" --use_shell
 #=================================================
 
 # Restore permissions on app files
-chown -R root:root "$final_path"
-chown -R "$app": "$final_path/data"
+chown -R "$app": "$final_path"
 
 mkdir -p "$final_path/avatar-cache"
 chown -R "$app": "$final_path/avatar-cache"
 
-mkdir -p "/var/run/$app"
-chown -R "$app": "/var/run/$app"
-
 #=================================================
 # SPECIFIC RESTORATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 68584ec..b969ac4 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -159,14 +159,14 @@ virtualenv --python=python3 "${final_path}/venv"
 	set +o nounset
 	source "${final_path}/venv/bin/activate"
 	set -o nounset
-	pip install --upgrade pip setuptools wheel
+	sudo -u $app $final_path/venv/bin/pip install --upgrade pip setuptools wheel
 	# Still needed with latest version of weblate?
-	pip install celery==4.*
-	pip install --upgrade Weblate=="$current_version"
-	pip install psycopg2-binary ruamel.yaml aeidon phply
+	sudo -u $app $final_path/venv/bin/pip install celery==4.*
+	sudo -u $app $final_path/venv/bin/pip install --upgrade Weblate=="$current_version"
+	sudo -u $app $final_path/venv/bin/pip install psycopg2-binary ruamel.yaml aeidon phply
 	#pip install pytz python-bidi PyYaML Babel pyuca pylibravatar py3dns psycopg2-binary phply django-redis hiredis aeidon ruamel.yaml
 	# specific to YunoHost package:
-	pip install django_sendmail_backend
+	sudo -u $app $final_path/venv/bin/pip install django_sendmail_backend
 )
 
 #=================================================
@@ -212,11 +212,11 @@ ynh_systemd_action --service_name="$app-celery" --action="start"
 	export DJANGO_SETTINGS_MODULE="weblate.settings"
 	cd "${final_path}"
 
-	weblate migrate --noinput
-	weblate collectstatic --noinput
-	weblate setuplang
-	weblate setupgroups
-	weblate compilemessages
+	sudo -u $app $final_path/venv/bin/weblate migrate --noinput
+	sudo -u $app $final_path/venv/bin/weblate collectstatic --noinput
+	sudo -u $app $final_path/venv/bin/weblate setuplang
+	sudo -u $app $final_path/venv/bin/weblate setupgroups
+	sudo -u $app $final_path/venv/bin/weblate compilemessages
 	sudo -u $app $final_path/venv/bin/weblate check --deploy
 )
 
@@ -243,15 +243,11 @@ yunohost service add "$app-celery" --log "/var/log/$app/weblate-celery-w1.log"
 #=================================================
 
 # Set right permissions for curl installation
-chown -R root:root "$final_path"
-chown -R "$app": "$final_path/data"
+chown -R "$app": "$final_path"
 
 mkdir -p "$final_path/avatar-cache"
 chown -R "$app": "$final_path/avatar-cache"
 
-mkdir -p "/var/run/$app"
-chown -R "$app": "/var/run/$app"
-
 #=================================================
 # START SYSTEMD SERVICES
 #=================================================