diff --git a/check_process b/check_process
index 8ea0523..50bfff4 100644
--- a/check_process
+++ b/check_process
@@ -10,6 +10,7 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
+		upgrade=1	from_commit=62db8a96750dfd28880126d3eb9228d4d71f0814
 		backup_restore=1
 		multi_instance=1
 		# This test is no longer necessary since the version 2.7 (PR: https://github.com/YunoHost/yunohost/pull/304), you can still do it if your app could be installed with this version.
diff --git a/scripts/backup b/scripts/backup
index e8307c5..a02cbca 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -38,7 +38,7 @@ db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 #=================================================
 ynh_print_info --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd" --line_match="Stopped wikijs service"
+ynh_systemd_action --service_name=$app --action="stop" --log_path=systemd --line_match="Stopped wikijs service"
 
 #=================================================
 # BACKUP THE APP MAIN DIR
@@ -75,7 +75,7 @@ ynh_backup --src_path="/etc/systemd/system/$app.service"
 #=================================================
 ynh_print_info --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="HTTP Server:"
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
 
 #=================================================
 # END OF SCRIPT
diff --git a/scripts/change_url b/scripts/change_url
index 59de0e0..aa221dd 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -75,7 +75,7 @@ fi
 #=================================================
 ynh_print_info --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd" --line_match="Stopped wikijs service"
+ynh_systemd_action --service_name=$app --action="stop" --log_path=systemd --line_match="Stopped wikijs service"
 
 #=================================================
 # MODIFY URL IN NGINX CONF
@@ -113,7 +113,7 @@ fi
 #=================================================
 ynh_print_info --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="HTTP Server:"
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
 
 #=================================================
 # RELOAD NGINX
diff --git a/scripts/install b/scripts/install
index 9c0ce57..b91af54 100644
--- a/scripts/install
+++ b/scripts/install
@@ -169,7 +169,7 @@ yunohost service add $app --description "$app daemon for Wiki.js" --log_type sys
 # START SYSTEMD SERVICE
 #=================================================
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="HTTP Server:"
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
 
 #=================================================
 # SETUP SSOWAT
diff --git a/scripts/restore b/scripts/restore
index ce472a0..54ab6d5 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -116,7 +116,7 @@ yunohost service add $app --description "$app daemon for Wiki.js" --log_type sys
 #=================================================
 ynh_print_info --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="HTTP Server:"
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
 
 #=================================================
 # CREATE LDAP USER
diff --git a/scripts/upgrade b/scripts/upgrade
index afa2fa0..e39d226 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -86,6 +86,10 @@ ynh_print_info --message="Backing up the app before upgrading (may take a while)
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
+
+#Workaround to be remove in next version
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
+
 ynh_clean_setup () {
 	# restore it if the upgrade fails
 	ynh_restore_upgradebackup
@@ -101,7 +105,7 @@ ynh_abort_if_errors
 #=================================================
 ynh_print_info --message="Stopping a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd" --line_match="Stopped wikijs service"
+ynh_systemd_action --service_name=$app --action="stop" --log_path=systemd --line_match="Stopped wikijs service"
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
@@ -111,8 +115,16 @@ if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 	ynh_print_info --message="Upgrading source files..."
 
+	config_file="$final_path/config.yml"
+	tmpdir="$(mktemp -d)"
+
+	rsync -a "$config_file" "$tmpdir/."
+	ynh_secure_remove --file="$final_path"
+
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$final_path"
+
+	rsync -a "$tmpdir/config.yml" "$final_path/."
 fi
 
 #=================================================
@@ -196,7 +208,7 @@ fi
 #=================================================
 ynh_print_info --message="Starting a systemd service..."
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="HTTP Server:"
+ynh_systemd_action --service_name=$app --action="start" --log_path=systemd --line_match="HTTP Server:"
 
 #=================================================
 # RELOAD NGINX