diff --git a/manifest.toml b/manifest.toml
index 021372f..6d4643a 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -16,7 +16,7 @@ admindoc = "https://wiki.servarr.com/Lidarr"
 code = "https://github.com/Lidarr/Lidarr"
 
 [integration]
-yunohost = ">= 11.1.15"
+yunohost = ">= 11.1.19"
 architectures = "all"
 multi_instance = true
 ldap = false
@@ -60,6 +60,7 @@ ram.runtime = "50M"
     [resources.install_dir]
 
     [resources.data_dir]
+    subdirs = ["logs"]
 
     [resources.permissions]
     main.url = "/"
diff --git a/scripts/backup b/scripts/backup
index a23cf70..c8931d8 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -25,7 +25,7 @@ ynh_backup --src_path="$install_dir"
 # BACKUP THE APP DATA DIR
 #=================================================
 
-ynh_backup --src_path="$data_dir"
+ynh_backup --src_path="$data_dir" --is_big
 
 #=================================================
 # BACKUP THE NGINX CONFIGURATION
diff --git a/scripts/install b/scripts/install
index 14a058b..c77eef5 100755
--- a/scripts/install
+++ b/scripts/install
@@ -17,9 +17,6 @@ ynh_script_progression --message="Setting up source files..." --weight=3
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir" 
 
-mkdir -p "$data_dir/logs"
-
-chmod 750 "$install_dir"
 chmod -R o-rwx "$install_dir"
 chown -R $app: "$install_dir"
 
diff --git a/scripts/remove b/scripts/remove
index 272e743..d9cee11 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -10,10 +10,11 @@ source _common.sh
 source /usr/share/yunohost/helpers
 
 #=================================================
-# STANDARD REMOVE
+# REMOVE SYSTEM CONFIGURATIONS
 #=================================================
-# REMOVE SERVICE INTEGRATION IN YUNOHOST
+# REMOVE SYSTEMD SERVICE 
 #=================================================
+ynh_script_progression --message="Removing system configurations related to $app..." --weight=1
 
 # Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
 if ynh_exec_warn_less yunohost service status $app >/dev/null
@@ -22,45 +23,15 @@ then
 	yunohost service remove $app
 fi
 
-#=================================================
-# STOP AND REMOVE SERVICE
-#=================================================
-ynh_script_progression --message="Stopping and removing the systemd service..." --weight=1
-
 # Remove the dedicated systemd config
 ynh_remove_systemd_config
 
-#=================================================
-# REMOVE APP DATA DIR
-#=================================================
-ynh_script_progression --message="Removing app data directory..." --weight=1
-
-# Remove the app directory securely
-ynh_secure_remove --file="$data_dir"
-
-#=================================================
-# REMOVE NGINX CONFIGURATION
-#=================================================
-ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1
-
 # Remove the dedicated NGINX config
 ynh_remove_nginx_config
 
-#=================================================
-# REMOVE LOGROTATE CONFIGURATION
-#=================================================
-ynh_script_progression --message="Removing logrotate configuration..." --weight=1
-
 # Remove the app-specific logrotate config
 ynh_remove_logrotate
 
-#=================================================
-# SPECIFIC REMOVE
-#=================================================
-# REMOVE VARIOUS FILES
-#=================================================
-ynh_script_progression --message="Removing various files..." --weight=1
-
 # Remove the log files
 ynh_secure_remove --file="/var/log/$app"
 
diff --git a/scripts/restore b/scripts/restore
index de453e4..279c476 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -26,7 +26,6 @@ ynh_script_progression --message="Restoring the app main directory..." --weight=
 
 ynh_restore_file --origin_path="$install_dir"
 
-chmod 750 "$install_dir"
 chmod -R o-rwx "$install_dir"
 chown -R $app: "$install_dir"
 
@@ -35,10 +34,8 @@ chown -R $app: "$install_dir"
 #=================================================
 ynh_script_progression --message="Restoring the app data directory..." --weight=2
 
-ynh_restore_file --origin_path="$data_dir"
+ynh_restore_file --origin_path="$data_dir" --not_mandatory
 
-chmod 750 "$data_dir"
-chmod -R o-rwx "$data_dir"
 chown -R $app: "$data_dir"
 
 chmod 400 "$data_dir/config.xml"
diff --git a/scripts/upgrade b/scripts/upgrade
index e7bf5c9..568b324 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -36,28 +36,25 @@ then
 	ynh_setup_source --dest_dir="$install_dir" 
 fi
 
-chmod 750 "$install_dir"
 chmod -R o-rwx "$install_dir"
 chown -R $app: "$install_dir"
 
 #=================================================
-# NGINX CONFIGURATION
+# REAPPLY SYSTEM CONFIGURATIONS
 #=================================================
-ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1
+ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1
 
 # Create a dedicated NGINX config
 ynh_add_nginx_config
 
-#=================================================
-# SPECIFIC UPGRADE
-#=================================================
-# SETUP SYSTEMD
-#=================================================
-ynh_script_progression --message="Upgrading systemd configuration..." --weight=1
-
 # Create a dedicated systemd config
 ynh_add_systemd_config
 
+# Use logrotate to manage app-specific logfile(s)
+ynh_use_logrotate --non-append --logfile="$data_dir/logs"
+
+yunohost service add $app --description="Lidarr daemon" --log="$data_dir/logs/lidarr.txt"
+
 #=================================================
 # UPDATE A CONFIG FILE
 #=================================================
@@ -68,23 +65,6 @@ ynh_add_config --template="../conf/config.xml" --destination="$data_dir/config.x
 chmod 400 "$data_dir/config.xml"
 chown $app:$app "$data_dir/config.xml"
 
-#=================================================
-# GENERIC FINALIZATION
-#=================================================
-# SETUP LOGROTATE
-#=================================================
-ynh_script_progression --message="Upgrading logrotate configuration..." --weight=1
-
-# Use logrotate to manage app-specific logfile(s)
-ynh_use_logrotate --non-append --logfile="$data_dir/logs"
-
-#=================================================
-# INTEGRATE SERVICE IN YUNOHOST
-#=================================================
-ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
-
-yunohost service add $app --description="Lidarr daemon" --log="$data_dir/logs/lidarr.txt"
-
 #=================================================
 # START SYSTEMD SERVICE
 #=================================================