diff --git a/scripts/_common.sh b/scripts/_common.sh
index fea6d13..ec0f54e 100755
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,7 +4,7 @@
 # COMMON VARIABLES
 #=================================================
 
-nodejs_version="18"
+nodejs_version="20"
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/install b/scripts/install
index 022e664..b26c855 100755
--- a/scripts/install
+++ b/scripts/install
@@ -22,7 +22,6 @@ ynh_use_nodejs
 #=================================================
 ynh_script_progression --message="Setting up source files..." --weight=1
 
-# Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir"
 
 chmod -R o-rwx "$install_dir"
@@ -33,13 +32,11 @@ chown -R $app:www-data "$install_dir"
 #=================================================
 ynh_script_progression --message="Adding system configurations related to $app..." --weight=1
 
-# Create a dedicated NGINX config
 ynh_add_nginx_config
 
-# Create a dedicated systemd config
 ynh_add_systemd_config
 
-yunohost service add $app --description="A non-linear personal web notebook"
+yunohost service add $app --description="Non-linear personal web notebook" --log="/var/log/$app/$app.log"
 
 #=================================================
 # ADD A CONFIGURATION
diff --git a/scripts/remove b/scripts/remove
index 14092e4..bac70ce 100755
--- a/scripts/remove
+++ b/scripts/remove
@@ -23,10 +23,8 @@ then
 	yunohost service remove $app
 fi
 
-# Remove the dedicated systemd config
 ynh_remove_systemd_config
 
-# Remove the dedicated NGINX config
 ynh_remove_nginx_config
 
 ynh_remove_nodejs
diff --git a/scripts/restore b/scripts/restore
index f78ee7d..5c67bdc 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -36,7 +36,6 @@ chown -R $app:www-data "$data_dir"
 #=================================================
 ynh_script_progression --message="Reinstalling dependencies..." --weight=1
 
-# Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 ynh_use_nodejs
 
@@ -52,7 +51,7 @@ ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
 systemctl enable $app.service --quiet
 
-yunohost service add $app --description="A non-linear personal web notebook"
+yunohost service add $app --description="Non-linear personal web notebook" --log="/var/log/$app/$app.log"
 
 #=================================================
 # GENERIC FINALIZATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 9fd049a..c1b42d1 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,12 +9,6 @@
 source _common.sh
 source /usr/share/yunohost/helpers
 
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================
@@ -27,14 +21,9 @@ ynh_systemd_action --service_name=$app --action="stop"
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression --message="Upgrading source files..."
 
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..."
-
-	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$install_dir"
-fi
+ynh_setup_source --dest_dir="$install_dir"
 
 chmod -R o-rwx "$install_dir"
 chown -R $app:www-data "$install_dir"
@@ -52,13 +41,11 @@ ynh_use_nodejs
 #=================================================
 ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=5
 
-# Create a dedicated NGINX config
 ynh_add_nginx_config
 
-# Create a dedicated systemd config
 ynh_add_systemd_config
 
-yunohost service add $app --description="A non-linear personal web notebook"
+yunohost service add $app --description="Non-linear personal web notebook" --log="/var/log/$app/$app.log"
 
 #=================================================
 # START SYSTEMD SERVICE