diff --git a/scripts/install b/scripts/install
index c21e57a..0f2c388 100755
--- a/scripts/install
+++ b/scripts/install
@@ -187,7 +187,7 @@ ynh_use_logrotate
 # ADVERTISE SERVICE IN ADMIN PANEL
 #=================================================
 
-yunohost service add $app --description="Voxel game engine and game" --log="/var/log/$app/minetest.log" --needs_exposed_ports="$port"
+yunohost service add $app --description="Voxel game engine and game" --log="/var/log/$app/$app.log" --needs_exposed_ports="$port"
 
 #=================================================
 # RELOAD MINETEST
diff --git a/scripts/upgrade b/scripts/upgrade
index 27952e8..61d0887 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -12,7 +12,7 @@ source /usr/share/yunohost/helpers
 #=================================================
 # LOAD SETTINGS
 #=================================================
-ynh_print_info --message="Loading installation settings..."
+ynh_script_progression --message="Loading installation settings..."
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -27,11 +27,10 @@ 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)
 
-
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-ynh_print_info --message="Checking version..."
+ynh_script_progression --message="Checking version..."
 version=ynh_app_upstream_version
 
 if [ "$version" = "0.01" ]; then
@@ -39,7 +38,7 @@ ynh_die --message="You can't upgrade to this version with simple upgrade. Please
 fi
 
 
-ynh_print_info --message="Ensuring downward compatibility..."
+ynh_script_progression --message="Ensuring downward compatibility..."
 
 # Fix is_public as a boolean value
 if [ "$is_public" = "Yes" ]; then
@@ -59,7 +58,7 @@ fi
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
-ynh_print_info --message="Backing up the app before upgrading (may take a while)..."
+ynh_script_progression --message="Backing up the app before upgrading (may take a while)..."
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
@@ -77,7 +76,7 @@ ynh_abort_if_errors
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_print_info --message="Upgrading source files..."
+ynh_script_progression --message="Upgrading source files..."
 
 # Remove old install
 ynh_secure_remove --file="$final_path"
@@ -88,14 +87,14 @@ ynh_setup_source --dest_dir="$final_path"
 #=================================================
 # UPGRADE DEPENDENCIES
 #=================================================
-ynh_print_info --message="Upgrading dependencies..."
+ynh_script_progression --message="Upgrading dependencies..."
 
 ynh_install_app_dependencies $pkg_dependencies
 
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
-ynh_print_info --message="Making sure dedicated system user exists..."
+ynh_script_progression --message="Making sure dedicated system user exists..."
 
 # Create a dedicated user (if not existing)
 ynh_system_user_create --username=$app --home_dir=$home_path --use_shell
@@ -103,7 +102,7 @@ ynh_system_user_create --username=$app --home_dir=$home_path --use_shell
 #=================================================
 # SETUP SYSTEMD
 #=================================================
-ynh_print_info --message="Upgrading systemd configuration..."
+ynh_script_progression --message="Upgrading systemd configuration..."
 
 # Create a dedicated systemd config
 ynh_add_systemd_config
@@ -152,9 +151,6 @@ ynh_backup_if_checksum_is_different --file="$home_path/.minetest/minetest.conf"
 
 cp ../conf/minetest.conf $home_path/.minetest/minetest.conf
 
-### `ynh_replace_string` is used to replace a string in a file.
-### (It's compatible with sed regular expressions syntax)
-
 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"
@@ -170,7 +166,7 @@ ynh_store_file_checksum --file="$home_path/.minetest/minetest.conf"
 #=================================================
 # SETUP LOGROTATE
 #=================================================
-ynh_print_info --message="Upgrading logrotate configuration..."
+ynh_script_progression --message="Upgrading logrotate configuration..."
 
 # Use logrotate to manage app-specific logfile(s)
 ynh_use_logrotate --non-append
@@ -194,7 +190,7 @@ yunohost service add $app --description="Voxel game engine and game" --log="/var
 #=================================================
 # RELOAD MINETEST
 #=================================================
-ynh_print_info --message="Restarting Minetest..."
+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"
 
@@ -202,4 +198,4 @@ ynh_systemd_action --service_name=$app --action="restart" --log_path="/var/log/$
 # END OF SCRIPT
 #=================================================
 
-ynh_print_info --message="Upgrade of $app completed"
+ynh_script_progression --message="Upgrade of $app completed"