diff --git a/README.md b/README.md
index 22d8f00..829ac52 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Mastodon is a free, open-source microblogging social network. It is a decentralized alternative to commercial platforms like Twitter and avoids the risks of a single company monopolizing your communication for commercial purposes. 
 
-**Shipped version:** 4.2.0~ynh1
+**Shipped version:** 4.2.1~ynh1
 
 **Demo:** https://joinmastodon.org/
 
@@ -74,7 +74,6 @@ Log-out from YunoHost's portal doesn't log out from Mastodon. See https://github
 * Official app website: <https://joinmastodon.org/>
 * Official admin documentation: <https://docs.joinmastodon.org/>
 * Upstream app code repository: <https://github.com/mastodon/mastodon>
-* YunoHost documentation for this app: <https://yunohost.org/app_mastodon>
 * Report a bug: <https://github.com/YunoHost-Apps/mastodon_ynh/issues>
 
 ## Developer info
diff --git a/README_fr.md b/README_fr.md
index 086d648..1a81d1b 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -19,7 +19,7 @@ Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) po
 Mastodon est un réseau social de microblog auto-hébergé et open source. C'est une alternative décentralisée aux plates-formes commerciales comme Twitter. Mastodon évite ainsi les risques qu'une seule société monopolise votre communication à des fins commerciales.
 
 
-**Version incluse :** 4.2.0~ynh1
+**Version incluse :** 4.2.1~ynh1
 
 **Démo :** https://joinmastodon.org/
 
@@ -80,7 +80,6 @@ Se déconnecter depuis le portail YunoHost ne vous déconnecte pas de Mastodon.
 * Site officiel de l’app : <https://joinmastodon.org/>
 * Documentation officielle de l’admin : <https://docs.joinmastodon.org/>
 * Dépôt de code officiel de l’app : <https://github.com/mastodon/mastodon>
-* Documentation YunoHost pour cette app : <https://yunohost.org/app_mastodon>
 * Signaler un bug : <https://github.com/YunoHost-Apps/mastodon_ynh/issues>
 
 ## Informations pour les développeurs
diff --git a/conf/app.src b/conf/app.src
index 641cd1f..24ad348 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/tootsuite/mastodon/archive/refs/tags/v4.2.0.tar.gz
-SOURCE_SUM=97c6bd9eb31efb96b10f78f6397de93a49ce8fa7237ffd73c7407f5d9692dfea
+SOURCE_URL=https://github.com/tootsuite/mastodon/archive/refs/tags/v4.2.1.tar.gz
+SOURCE_SUM=08e3668ddf44774d7165af4dbe1ee3deae1e935481d7365fc7df0a00af806836
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/conf/mastodon-sidekiq.service b/conf/mastodon-sidekiq.service
index 40591c0..25a46fb 100644
--- a/conf/mastodon-sidekiq.service
+++ b/conf/mastodon-sidekiq.service
@@ -14,7 +14,6 @@ Environment="__YNH_RUBY_LOAD_PATH__"
 ExecStart=__FINALPATH__/live/bin/bundle exec sidekiq -c 25
 TimeoutSec=15
 Restart=always
-StandardError=syslog
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these 
diff --git a/conf/mastodon-streaming.service b/conf/mastodon-streaming.service
index 4122b02..c88e0fa 100644
--- a/conf/mastodon-streaming.service
+++ b/conf/mastodon-streaming.service
@@ -13,7 +13,6 @@ Environment="__YNH_NODE_LOAD_PATH__"
 ExecStart=__YNH_NODE__ ./streaming
 TimeoutSec=15
 Restart=always
-StandardError=syslog
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these 
diff --git a/conf/mastodon-web.service b/conf/mastodon-web.service
index 5d22974..334233b 100644
--- a/conf/mastodon-web.service
+++ b/conf/mastodon-web.service
@@ -14,7 +14,6 @@ ExecStart=__FINALPATH__/live/bin/bundle exec puma -C config/puma.rb
 ExecReload=/bin/kill -SIGUSR1 $MAINPID
 TimeoutSec=15
 Restart=always
-StandardError=syslog
 
 # Sandboxing options to harden security
 # Depending on specificities of your service/app, you may need to tweak these 
diff --git a/manifest.json b/manifest.json
index fae5b7e..437f16c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Libre and federated social network",
         "fr": "Réseau social libre et fédéré"
     },
-    "version": "4.2.0~ynh1",
+    "version": "4.2.1~ynh1",
     "url": "https://github.com/mastodon/mastodon",
     "upstream": {
         "license": "AGPL-3.0-or-later",
diff --git a/scripts/install b/scripts/install
index 6df1759..1ac067f 100644
--- a/scripts/install
+++ b/scripts/install
@@ -251,7 +251,7 @@ ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on"
 ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
-ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
+ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Streaming API now listening"
 
 #=================================================
 # SETUP SSOWAT
diff --git a/scripts/restore b/scripts/restore
index be0e019..a03e3ba 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -159,7 +159,7 @@ ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on"
 ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
-ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
+ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Streaming API now listening"
 
 #=================================================
 # GENERIC FINALIZATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 9be5f2f..e770e63 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -301,7 +301,7 @@ ynh_script_progression --message="Starting a systemd service..." --weight=1
 
 ynh_systemd_action --service_name=${app}-web --action="start" --log_path=systemd --line_match="Listening on"
 ynh_systemd_action --service_name=${app}-sidekiq --action="start" --log_path=systemd --line_match="Schedules Loaded"
-ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Worker 1 now listening"
+ynh_systemd_action --service_name=${app}-streaming --action="start" --log_path=systemd --line_match="Streaming API now listening"
 
 #=================================================
 # RELOAD NGINX