diff --git a/scripts/install b/scripts/install
index f734a53..73c5e06 100644
--- a/scripts/install
+++ b/scripts/install
@@ -69,8 +69,6 @@ ynh_app_setting_set --app=$app --key=version --value=$version
 #=================================================
 ynh_script_progression --message="Installing dependencies..."
 
-ynh_install_app_dependencies $pkg_dependencies
-
 ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
 
@@ -186,7 +184,7 @@ pushd "$final_path"
 	ynh_use_nodejs
 	yarn install
 	yarn run production
-	
+
 	php$phpversion artisan setup:production --email=$email --password=$password  -n --force
 	php$phpversion artisan passport:client --password -n > key.txt
 	mobile_id=$( cd $final_path && tail -2 key.txt | head -1 | cut -c 12- )
@@ -229,9 +227,9 @@ then
 	ynh_permission_update --permission="main" --add="visitors"
 fi
 
-# Giver API permission to visitors
+# Give API permission to visitors
 ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --show_tile="false" --protected="true"
-# Giver DAV permission to visitors
+# Give DAV permission to visitors
 ynh_permission_create --permission="dav" --url="/dav" --allowed="visitors" --show_tile="false" --protected="true"
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index b7e26af..720b5c6 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -83,9 +83,6 @@ ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 #=================================================
 ynh_script_progression --message="Reinstalling dependencies..."
 
-# Define and install dependencies
-ynh_install_app_dependencies $pkg_dependencies
-
 ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 10647e5..84d9907 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -33,7 +33,6 @@ version=$(curl -s https://api.github.com/repos/monicahq/monica/releases/latest |
 #=================================================
 # CHECK VERSION
 #=================================================
-ynh_script_progression --message="Checking version..."
 
 upgrade_type=$(ynh_check_app_version_changed)
 
@@ -75,6 +74,23 @@ if ynh_legacy_permissions_exists; then
 	ynh_legacy_permissions_delete_all
 
 	ynh_app_setting_delete --app=$app --key=is_public
+
+# If dav_support doesn't exist, create it
+if [ -z "$dav_support" ]; then
+	dav_support=0
+	ynh_app_setting_set --app=$app --key=dav_support --value=$dav_support
+fi
+
+# If signup doesn't exist, create it
+if [ -z "$signup" ]; then
+	signup=0
+	ynh_app_setting_set --app=$app --key=signup --value=$signup
+fi
+
+# If signup doesn't exist, create it
+if [ -z "$two_factor" ]; then
+	two_factor=0
+	ynh_app_setting_set --app=$app --key=two_factor --value=$two_factor
 fi
 
 # Create a permission if needed
@@ -82,6 +98,11 @@ if ! ynh_permission_exists --permission="api"; then
 	ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --show_tile="false" --protected="true"
 fi
 
+# Create a permission if needed
+if ! ynh_permission_exists --permission="dav"; then
+	ynh_permission_create --permission="dav" --url="/dav" --allowed="visitors" --show_tile="false" --protected="true"
+fi
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
@@ -127,8 +148,6 @@ ynh_add_nginx_config
 #=================================================
 ynh_script_progression --message="Upgrading dependencies..."
 
-ynh_install_app_dependencies $pkg_dependencies
-
 ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
 
@@ -157,6 +176,7 @@ ynh_install_composer --commands="update"
 ynh_script_progression --message="Updating a configuration file..."
 
 config="$final_path/.env"
+db_user=$db_name
 
 # Enable or disable DAV support for users
 if [ $dav_support -eq 0 ]
@@ -195,11 +215,11 @@ ynh_script_progression --message="Deploying..."
 
 update-alternatives --set php /usr/bin/php$phpversion
 
-pushd "$final_path"	
+pushd "$final_path"
 	ynh_use_nodejs
-	yarn install
-	yarn run production
-	php$phpversion artisan monica:update --force
+	ynh_exec_warn_less yarn install
+	ynh_exec_warn_less yarn run production
+	ynh_exec_warn_less php$phpversion artisan monica:update --force
 popd
 
 if [ -f $final_path/storage/oauth-private.key ]; then