diff --git a/check_process b/check_process
index 7c95e64..843ff98 100644
--- a/check_process
+++ b/check_process
@@ -21,6 +21,8 @@
 		upgrade=1	from_commit=d3df899e0a99a63ee1cf7ad845cc513aeaaf30ef
 		# 3.2.0~ynh1
 		upgrade=1	from_commit=bde14cc4496445fdfed4616ac44fc9527c8369fd
+		# 3.2.1~ynh1
+		upgrade=1	from_commit=248b717f373f3c82bdb19c33cf20980494608697
 		backup_restore=1
 		multi_instance=1
 		# This test is no longer necessary since the version 2.7 (PR: https://github.com/YunoHost/yunohost/pull/304), you can still do it if your app could be installed with this version.
@@ -42,3 +44,5 @@ Notification=all
 		name=3.1.2~ynh4
 	; commit=bde14cc4496445fdfed4616ac44fc9527c8369fd
 		name=3.2.0~ynh1
+	; commit=248b717f373f3c82bdb19c33cf20980494608697
+		name=3.2.1~ynh1
diff --git a/conf/mastodon-sidekiq.service b/conf/mastodon-sidekiq.service
index a4fc0da..7031e63 100644
--- a/conf/mastodon-sidekiq.service
+++ b/conf/mastodon-sidekiq.service
@@ -1,18 +1,18 @@
 [Unit]
- Description=__APP__-sidekiq
- After=network.target
+Description=__APP__-sidekiq
+After=network.target
 
 [Service]
- Type=simple
- User=__APP__
- WorkingDirectory=__FINALPATH__/live
- Environment="RAILS_ENV=production"
- Environment="DB_POOL=25"
- Environment="MALLOC_ARENA_MAX=2"
- ExecStart=__RBENV_ROOT__/shims/bundle exec sidekiq -c 25
- TimeoutSec=15
- Restart=always
- StandardError=syslog
+Type=simple
+User=__APP__
+WorkingDirectory=__FINALPATH__/live
+Environment="RAILS_ENV=production"
+Environment="DB_POOL=25"
+Environment="MALLOC_ARENA_MAX=2"
+ExecStart=__RBENV_ROOT__/shims/bundle exec sidekiq -c 25
+TimeoutSec=15
+Restart=always
+StandardError=syslog
 
 [Install]
- WantedBy=multi-user.target
+WantedBy=multi-user.target
diff --git a/conf/mastodon-streaming.service b/conf/mastodon-streaming.service
index 94309c1..673b7ae 100644
--- a/conf/mastodon-streaming.service
+++ b/conf/mastodon-streaming.service
@@ -1,19 +1,19 @@
 [Unit]
- Description=__APP__-streaming
- After=network.target
+Description=__APP__-streaming
+After=network.target
 
 [Service]
- Type=simple
- User=__APP__
- WorkingDirectory=__FINALPATH__/live
- Environment="NODE_ENV=production"
- Environment="PORT=__PORT_STREAM__"
- Environment="STREAMING_CLUSTER_NUM=1"
- Environment=__YNH_LOAD_NODE_PATH__
- ExecStart=__YNH_NODE__ ./streaming
- TimeoutSec=15
- Restart=always
- StandardError=syslog
+Type=simple
+User=__APP__
+WorkingDirectory=__FINALPATH__/live
+Environment="NODE_ENV=production"
+Environment="PORT=__PORT_STREAM__"
+Environment="STREAMING_CLUSTER_NUM=1"
+Environment="__YNH_NODE_LOAD_PATH__"
+ExecStart=__YNH_NODE__ ./streaming
+TimeoutSec=15
+Restart=always
+StandardError=syslog
 
 [Install]
- WantedBy=multi-user.target
+WantedBy=multi-user.target
diff --git a/conf/mastodon-web.service b/conf/mastodon-web.service
index bb07cf4..1f5b6be 100644
--- a/conf/mastodon-web.service
+++ b/conf/mastodon-web.service
@@ -1,18 +1,18 @@
 [Unit]
- Description=__APP__-web
- After=network.target
+Description=__APP__-web
+After=network.target
 
 [Service]
- Type=simple
- User=__APP__
- WorkingDirectory=__FINALPATH__/live
- Environment="RAILS_ENV=production"
- Environment="PORT=__PORT_WEB__"
- ExecStart=__RBENV_ROOT__/shims/bundle exec puma -C config/puma.rb
- ExecReload=/bin/kill -SIGUSR1 $MAINPID
- TimeoutSec=15
- Restart=always
- StandardError=syslog
+Type=simple
+User=__APP__
+WorkingDirectory=__FINALPATH__/live
+Environment="RAILS_ENV=production"
+Environment="PORT=__PORT_WEB__"
+ExecStart=__RBENV_ROOT__/shims/bundle exec puma -C config/puma.rb
+ExecReload=/bin/kill -SIGUSR1 $MAINPID
+TimeoutSec=15
+Restart=always
+StandardError=syslog
 
 [Install]
- WantedBy=multi-user.target
+WantedBy=multi-user.target
diff --git a/manifest.json b/manifest.json
index 84dbe56..9c2a68d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "A libre and federated social network.",
         "fr": "Un réseau social libre et fédéré."
     },
-    "version": "3.2.1~ynh1",
+    "version": "3.2.1~ynh2",
     "url": "https://github.com/tootsuite/mastodon",
     "license": "AGPL-3.0-or-later",
     "maintainer": [
diff --git a/scripts/install b/scripts/install
index 01a2efc..d4d51d9 100644
--- a/scripts/install
+++ b/scripts/install
@@ -165,15 +165,15 @@ ynh_replace_string --match_string="__SMTP_FROM_ADDRESS__" --replace_string="$adm
 language="$(echo $language | head -c 2)"
 ynh_replace_string --match_string="__LANGUAGE__" --replace_string="$language" --target_file="$config"
 
-paperclip_secret=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+paperclip_secret=$(ynh_string_random --length=128)
 ynh_replace_string --match_string="PAPERCLIP_SECRET=" --replace_string="PAPERCLIP_SECRET=$paperclip_secret" --target_file="$config"
 ynh_app_setting_set --app="$app" --key=paperclip_secret --value="$paperclip_secret"
 
-secret_key_base=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+secret_key_base=$(ynh_string_random --length=128)
 ynh_replace_string --match_string="__SECRET_KEY_BASE__" --replace_string="$secret_key_base" --target_file="$config"
 ynh_app_setting_set --app="$app" --key=secret_key_base --value="$secret_key_base"
 
-otp_secret=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+otp_secret=$(ynh_string_random --length=128)
 ynh_replace_string --match_string="__OTP_SECRET__" --replace_string="$otp_secret" --target_file="$config"
 ynh_app_setting_set --app="$app" --key=otp_secret --value="$otp_secret"
 
@@ -189,16 +189,16 @@ chown -R "$app": "$final_path"
 
 pushd "$final_path/live"
 	ynh_use_nodejs
-	bundle config deployment 'true'
-	bundle config without 'development test'
-	bundle install -j$(getconf _NPROCESSORS_ONLN)
-	yarn install --pure-lockfile
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle config deployment 'true'
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle config without 'development test'
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle install -j$(getconf _NPROCESSORS_ONLN)
+	sudo -u $app PATH=$PATH yarn install --pure-lockfile
 	echo "SAFETY_ASSURED=1">> $config
-	RAILS_ENV=production bundle exec rails db:setup --quiet
-	RAILS_ENV=production bundle exec rails assets:precompile --quiet
-	RAILS_ENV=production bundle exec rake mastodon:webpush:generate_vapid_key > key.txt
-	RAILS_ENV=production bin/tootctl accounts create "$admin" --email="$admin_mail" --confirmed --role=admin > /dev/null
-	RAILS_ENV=production bin/tootctl accounts modify "$admin" --approve
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rails db:setup --quiet
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rails assets:precompile --quiet
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rake mastodon:webpush:generate_vapid_key > key.txt
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/tootctl accounts create "$admin" --email="$admin_mail" --confirmed --role=admin > /dev/null
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/tootctl accounts modify "$admin" --approve
 popd
 
 vapid_private_key=$(grep -oP "VAPID_PRIVATE_KEY=\K.+" "$final_path/live/key.txt")
@@ -263,7 +263,7 @@ yunohost service add "$app-streaming" --description "$app streaming service" --l
 ynh_script_progression --message="Starting a systemd service..."
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on tcp"
-ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Starting processing"
+ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
 ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 513d924..84610eb 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -152,7 +152,7 @@ yunohost service add "$app-streaming" --description "$app streaming service" --l
 ynh_script_progression --message="Starting a systemd service..."
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on tcp"
-ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Starting processing"
+ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
 ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 2914550..a045f46 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -94,7 +94,7 @@ fi
 if [[ -z "$paperclip_secret" ]]; then
 	paperclip_secret=$(grep -oP "PAPERCLIP_SECRET=\K\w+" $config)
 	if [[ -z "$paperclip_secret" ]]; then
-		paperclip_secret=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+		paperclip_secret=$(ynh_string_random --length=128)
 	fi
 	ynh_app_setting_set --app=$app --key=paperclip_secret --value="$paperclip_secret"
 fi
@@ -103,7 +103,7 @@ fi
 if [[ -z "$secret_key_base" ]]; then
 	secret_key_base=$(grep -oP "SECRET_KEY_BASE=\K\w+" $config)
 	if [[ -z "$secret_key_base" ]]; then
-		secret_key_base=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+		secret_key_base=$(ynh_string_random --length=128)
 	fi
 	ynh_app_setting_set --app=$app --key=secret_key_base --value="$secret_key_base"
 fi
@@ -112,7 +112,7 @@ fi
 if [[ -z "$otp_secret" ]]; then
 	otp_secret=$(grep -oP "OTP_SECRET=\K\w+" $config)
 	if [[ -z "$otp_secret" ]]; then
-		otp_secret=$(head -n128 /dev/urandom | tail -n +1 | tr -dc -d 'a-z0-9' | head -c128)
+		otp_secret=$(ynh_string_random --length=128)
 	fi
 	ynh_app_setting_set --app=$app --key=otp_secret --value="$otp_secret"
 fi
@@ -284,14 +284,14 @@ chown -R "$app": "$final_path"
 
 pushd "$final_path/live"
 	ynh_use_nodejs
-	bundle config deployment 'true'
-	bundle config without 'development test'
-	bundle install -j$(getconf _NPROCESSORS_ONLN)
-	yarn install --pure-lockfile
-	RAILS_ENV=production bundle exec rails assets:clean
-	RAILS_ENV=production bundle exec rails assets:precompile
-	RAILS_ENV=production bundle exec rails db:migrate
-	RAILS_ENV=production bin/tootctl cache clear
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle config deployment 'true'
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle config without 'development test'
+	sudo -u $app PATH=$PATH $RBENV_ROOT/shims/bundle install -j$(getconf _NPROCESSORS_ONLN)
+	sudo -u $app PATH=$PATH yarn install --pure-lockfile
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rails assets:clean
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rails assets:precompile
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/bundle exec rails db:migrate
+	sudo -u $app RAILS_ENV=production PATH=$PATH bin/tootctl cache clear
 popd
 
 # Recalculate and store the checksum of the file for the next upgrade.
@@ -352,7 +352,7 @@ fi
 ynh_script_progression --message="Starting a systemd service..."
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on tcp"
-ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Starting processing"
+ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
 ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
 
 #=================================================