diff --git a/README.md b/README.md
index 1d20b8b..3eef276 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ If you don’t have YunoHost, please see [here](https://yunohost.org/#/install)
 ## Overview
 Minetest is a free open-source voxel game engine with easy modding and game creation.
 
-**Shipped version:** 5.3.0
+**Shipped version:** 5.4.1
 
 ## Screenshots
 
@@ -28,7 +28,7 @@ How to configure this app: by SSH
 ## Documentation
 
  * Official documentation: https://wiki.minetest.net/
- * YunoHost documentation: https://yunohost.org/#/app_minetest
+ * YunoHost documentation: https://yunohost.org/en/app_minetest
 
 ## YunoHost specific features
 
@@ -39,8 +39,8 @@ How to configure this app: by SSH
 
 #### Supported architectures
 
-* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/minetest%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/minetest/)
-* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/minetest%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/minetest/)
+* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/minetest.svg)](https://ci-apps.yunohost.org/ci/apps/minetest/)
+* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/minetest.svg)](https://ci-apps-arm.yunohost.org/ci/apps/minetest/)
 
 ## Limitations
 
diff --git a/README_fr.md b/README_fr.md
index 55b3ba1..07c7f4a 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -1,7 +1,7 @@
 # Minetest for YunoHost
 
 [![Niveau d’intégration](https://dash.yunohost.org/integration/minetest.svg)](https://dash.yunohost.org/appci/app/minetest) ![](https://ci-apps.yunohost.org/ci/badges/minetest.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/minetest.maintain.svg)  
-[![Installer Minetest avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=minetest)
+[![Installer Minetest avec YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=minetest)
 
 *[Read this readme in English.](./README.md)*
 
@@ -11,7 +11,7 @@ Si vous n’avez pas YunoHost, veuillez consulter [ici](https://yunohost.org/#/i
 ## Aperçu
 Minetest est un moteur de jeu voxel open-source avec modding et création de jeux faciles.
 
-**Version incluse:** 5.3.0
+**Version incluse:** 5.4.1
 
 ## Captures d’écran
 
@@ -28,7 +28,7 @@ Comment configurer cette application : par SSH
 ## Documentation
 
  * Documentation officielle : https://wiki.minetest.net/
- * Documentation YunoHost : https://yunohost.org/#/app_minetest_fr
+ * Documentation YunoHost : https://yunohost.org/fr/app_minetest
 
 ## Caractéristiques spécifiques YunoHost
 
@@ -39,8 +39,8 @@ Comment configurer cette application : par SSH
 
 ##### Architectures supportées
 
-* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/minetest%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/minetest/)
-* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/minetest%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/minetest/)
+* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/minetest.svg)](https://ci-apps.yunohost.org/ci/apps/minetest/)
+* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/minetest.svg)](https://ci-apps-arm.yunohost.org/ci/apps/minetest/)
 
 ## Limitations
 
diff --git a/check_process b/check_process
index d1f6fdb..d4f8799 100644
--- a/check_process
+++ b/check_process
@@ -52,6 +52,3 @@
 		incorrect_path=0
 		port_already_use=1
 		change_url=0
-;;; Options
-Email=
-Notification=none
diff --git a/conf/app.src b/conf/app.src
index 8daf880..1957d04 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,6 @@
-SOURCE_URL=https://github.com/minetest/minetest/archive/5.3.0.tar.gz
-SOURCE_SUM=65dc2049f24c93fa544500f310a61e289c1b8fa47bf60877b746a2c27a7238d6
+SOURCE_URL=https://github.com/minetest/minetest/archive/5.4.1.tar.gz
+SOURCE_SUM=de9e4410583c845c104b4be25f9d0b8743d8573c120149b8910ae2519f9ab14e
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=minetest-5.3.0.tar.gz
+SOURCE_FILENAME=minetest-5.4.1.tar.gz
diff --git a/conf/minetest_game.src b/conf/minetest_game.src
index d6b33b3..7213f4d 100644
--- a/conf/minetest_game.src
+++ b/conf/minetest_game.src
@@ -1,6 +1,6 @@
-SOURCE_URL=https://github.com/minetest/minetest_game/archive/5.3.0.tar.gz
-SOURCE_SUM=06c6c1d4b97af211dd0fa518a3e68a205f594e9816a4b2477e48d4d21d278e2d
+SOURCE_URL=https://github.com/minetest/minetest_game/archive/5.4.1.tar.gz
+SOURCE_SUM=b4bfa0755b88230cf4bdb6af6a0951dd1248f6cdf87fecc340e43ac12c80b0b2
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=minetest_game-5.3.0.tar.gz
+SOURCE_FILENAME=minetest_game-5.4.1.tar.gz
diff --git a/conf/systemd.service b/conf/systemd.service
index c9e53e2..8bb9f42 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -3,10 +3,12 @@ Description=Minetest multiplayer server minetest.conf server config
 Documentation=man:minetestserver(6)
 After=network.target
 RequiresMountsFor=/home/yunohost.app/__APP__
+
 [Service]
 Restart=on-failure
 User=__APP__
 Group=__APP__
-ExecStart=__FINALPATH__/bin/minetestserver --config /home/yunohost.app/__APP__/.minetest/minetest.conf --logfile /var/log/__APP__/minetest.log
+ExecStart=__FINALPATH__/bin/minetestserver --config /home/yunohost.app/__APP__/.minetest/minetest.conf --logfile /var/log/__APP__/__APP__.log
+
 [Install]
 WantedBy=multi-user.target
diff --git a/manifest.json b/manifest.json
index 8951e91..4907835 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Free, open source voxel game engine and game. Need a client to connect to the server.",
         "fr": "Moteur de jeu de type « bac à sable » gratuit et open source. Nécessite un client pour se connecter au serveur."
     },
-    "version": "5.3.0~ynh1",
+    "version": "5.4.1~ynh1",
     "url": "http://www.minetest.net/",
     "license": "MIT",
     "maintainer": {
@@ -20,7 +20,7 @@
 	"url": "https://framasoft.org"
 },
     "requirements": {
-        "yunohost": ">= 3.8.1"
+        "yunohost": ">= 4.1.7"
     },
     "multi_instance": true,
     "services": [
@@ -29,21 +29,13 @@
     "arguments": {
         "install" : [
             {
-                "name": "server_domain",
+                "name": "domain",
                 "type": "domain",
-                "ask": {
-                    "en": "Choose a domain for your Minetest server",
-                    "fr": "Choisissez un domaine pour votre serveur Minetest"
-                },
                 "example": "domain.org"
             },
             {
                 "name": "is_public",
                 "type": "boolean",
-                "ask": {
-                    "en": "Is it a public server? (should we announce it?)",
-                    "fr": "Est-ce un serveur public ? (devons-nous l'annoncer ?)"
-                },
                 "default": false
             },
             {
diff --git a/pull_request_template.md b/pull_request_template.md
index b67f687..6c28fc5 100644
--- a/pull_request_template.md
+++ b/pull_request_template.md
@@ -13,6 +13,4 @@
 
 ## Package_check results
 ---
-*If you have access to [App Continuous Integration for packagers](https://yunohost.org/#/packaging_apps_ci) you can provide a link to the package_check results like below, replacing '-NUM-' in this link by the PR number and USERNAME by your username on the ci-apps-dev. Or you provide a screenshot or a pastebin of the results*
-
-[![Build Status](https://ci-apps-dev.yunohost.org/jenkins/job/minetest_ynh%20PR-NUM-%20(USERNAME)/badge/icon)](https://ci-apps-dev.yunohost.org/jenkins/job/minetest_ynh%20PR-NUM-%20(USERNAME)/)  
+* An automatic package_check will be launch at https://ci-apps-dev.yunohost.org/, when you add a specific comment to your Pull Request: "!testme", "!gogogadgetoci" or "By the power of systemd, I invoke The Great App CI to test this Pull Request!"*
diff --git a/scripts/install b/scripts/install
index 0f2c388..397b246 100755
--- a/scripts/install
+++ b/scripts/install
@@ -24,7 +24,7 @@ ynh_abort_if_errors
 # RETRIEVE ARGUMENTS FROM THE MANIFEST
 #=================================================
 
-server_domain=$YNH_APP_ARG_SERVER_DOMAIN
+domain=$YNH_APP_ARG_DOMAIN
 is_public=$YNH_APP_ARG_IS_PUBLIC
 game=$YNH_APP_ARG_GAME
 pvp=$YNH_APP_ARG_PVP
@@ -48,7 +48,7 @@ test ! -e "$final_path" || ynh_die "This path already contains a folder"
 #=================================================
 ynh_script_progression --message="Storing installation settings..."
 
-ynh_app_setting_set --app=$app --key=server_domain --value=$server_domain
+ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
 ynh_app_setting_set --app=$app --key=game --value=$game
 ynh_app_setting_set --app=$app --key=is_public --value=$is_public
@@ -62,7 +62,7 @@ ynh_app_setting_set --app=$app --key=servername --value=$servername
 #=================================================
 # FIND AND OPEN A PORT
 #=================================================
-ynh_script_progression --message="Configuring firewall..."
+ynh_script_progression --message="Finding an available port..."
 
 # Find a free port
 port=$(ynh_find_port 30000)
@@ -138,16 +138,15 @@ popd
 
 ### `ynh_replace_string` is used to replace a string in a file.
 ### (It's compatible with sed regular expressions syntax)
+# Install the game
 
-ynh_replace_string --match_string="__GAME__" --replace_string="$game" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__SERVERNAME__" --replace_string="$servername" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__DOMAIN__" --replace_string="$server_domain" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__ANNOUNCE__" --replace_string="$is_public" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__PVP__" --replace_string="$pvp" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__CREATIVE__" --replace_string="$creative" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__DAMAGE__" --replace_string="$damage" --target_file="$home_path/.minetest/minetest.conf"
+if [ $is_public -eq 1 ]; then
+	announce="true"
+else
+	announce="fase"
+fi
+
+ynh_add_config --template="../conf/minetest.conf" --destination="$home_path/.minetest/minetest.conf"
 
 #=================================================
 # CREATE WORLD
@@ -192,7 +191,7 @@ yunohost service add $app --description="Voxel game engine and game" --log="/var
 #=================================================
 # RELOAD MINETEST
 #=================================================
-ynh_print_info --message="Reloading minetest..."
+ynh_print_info --message="Reloading Minetest..."
 
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/minetest.log" --line_match="listening on"
 
diff --git a/scripts/restore b/scripts/restore
index 50123d7..686b6b4 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -106,7 +106,7 @@ ynh_restore_file --origin_path="/etc/logrotate.d/$app"
 #=================================================
 ynh_script_progression --message="Reloading minetest..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/minetest.log" --line_match="listening on"
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log" --line_match="listening on"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/upgrade b/scripts/upgrade
index 61d0887..bba5fe3 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -16,45 +16,55 @@ ynh_script_progression --message="Loading installation settings..."
 
 app=$YNH_APP_INSTANCE_NAME
 
-server_domain=$(ynh_app_setting_get --app=$app --key=server_domain)
+domain=$(ynh_app_setting_get --app=$app --key=domain)
 port=$(ynh_app_setting_get --app=$app --key=port)
 game=$(ynh_app_setting_get --app=$app --key=game)
-is_public=$(ynh_app_setting_get --app=$app --key=is_public)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 home_path=$(ynh_app_setting_get --app=$app --key=home_path)
 pvp=$(ynh_app_setting_get --app=$app --key=pvp)
 creative=$(ynh_app_setting_get --app=$app --key=creative)
 damage=$(ynh_app_setting_get --app=$app --key=damage)
 servername=$(ynh_app_setting_get --app=$app --key=servername)
+is_public=$(ynh_app_setting_get --app=$app --key=is_public)
+
+#=================================================
+# CHECK VERSION
+#=================================================
+
+upgrade_type=$(ynh_check_app_version_changed)
 
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
 ynh_script_progression --message="Checking version..."
+
 version=ynh_app_upstream_version
 
 if [ "$version" = "0.01" ]; then
 ynh_die --message="You can't upgrade to this version with simple upgrade. Please read the readme for upgrading https://github.com/YunoHost-Apps/minetest_ynh#additional-information ..."
 fi
 
-
 ynh_script_progression --message="Ensuring downward compatibility..."
 
-# Fix is_public as a boolean value
-if [ "$is_public" = "Yes" ]; then
-	ynh_app_setting_set --app=$app --key=is_public --value=1
-	is_public=1
-elif [ "$is_public" = "No" ]; then
-	ynh_app_setting_set --app=$app --key=is_public --value=0
-	is_public=0
-fi
-
 # If final_path doesn't exist, create it
 if [ -z $final_path ]; then
 	final_path=/opt/yunohost/$app
 	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 fi
 
+# If domain doesn't exist, create it
+if [ -z "$domain" ]; then
+	domain=$(ynh_app_setting_get --app=$app --key=server_domain)
+	ynh_app_setting_set --app=$app --key=domain --value=$domain
+fi
+
+# Cleaning legacy permissions
+if ynh_legacy_permissions_exists; then
+	ynh_legacy_permissions_delete_all
+
+	ynh_app_setting_delete --app=$app --key=is_public
+fi
+
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
@@ -78,11 +88,16 @@ ynh_abort_if_errors
 #=================================================
 ynh_script_progression --message="Upgrading source files..."
 
-# Remove old install
-ynh_secure_remove --file="$final_path"
+if [ "$upgrade_type" == "UPGRADE_APP" ]
+then
+	ynh_script_progression --message="Upgrading source files..." --weight=1
 
-# Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$final_path"
+	# Remove old install
+	ynh_secure_remove --file="$final_path"
+
+	# Download, check integrity, uncompress and patch the source from app.src
+	ynh_setup_source --dest_dir="$final_path"
+fi
 
 #=================================================
 # UPGRADE DEPENDENCIES
@@ -112,11 +127,11 @@ ynh_add_systemd_config
 #=================================================
 
 if [ -e $home_path ]
-then
-echo "Nothing to do..."
-else
-mkdir -p $home_path/.minetest/
-mkdir $home_path/.minetest/worlds/
+	then
+	echo "Nothing to do..."
+	else
+	mkdir -p $home_path/.minetest/
+	mkdir $home_path/.minetest/worlds/
 fi
 
 #=================================================
@@ -147,21 +162,13 @@ popd
 # MODIFY A CONFIG FILE
 #=================================================
 
-ynh_backup_if_checksum_is_different --file="$home_path/.minetest/minetest.conf"
+if [ $is_public -eq 1 ]; then
+	announce="true"
+else
+	announce="fase"
+fi
 
-cp ../conf/minetest.conf $home_path/.minetest/minetest.conf
-
-ynh_replace_string --match_string="__GAME__" --replace_string="$game" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__PORT__" --replace_string="$port" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__SERVERNAME__" --replace_string="$servername" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__DOMAIN__" --replace_string="$server_domain" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__ANNOUNCE__" --replace_string="$is_public" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__PVP__" --replace_string="$pvp" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__CREATIVE__" --replace_string="$creative" --target_file="$home_path/.minetest/minetest.conf"
-ynh_replace_string --match_string="__DAMAGE__" --replace_string="$damage" --target_file="$home_path/.minetest/minetest.conf"
-
-ynh_store_file_checksum --file="$home_path/.minetest/minetest.conf"
+ynh_add_config --template="../conf/minetest.conf" --destination="$home_path/.minetest/minetest.conf"
 
 #=================================================
 # SETUP LOGROTATE
@@ -192,7 +199,7 @@ yunohost service add $app --description="Voxel game engine and game" --log="/var
 #=================================================
 ynh_script_progression --message="Restarting Minetest..."
 
-ynh_systemd_action --service_name=$app --action="restart" --log_path="/var/log/$app/minetest.log" --line_match="listening on"
+ynh_systemd_action --service_name=$app --action="restart" --log_path="/var/log/$app/$app.log" --line_match="listening on"
 
 #=================================================
 # END OF SCRIPT