diff --git a/.github/workflows/updater.sh b/.github/workflows/updater.sh
new file mode 100755
index 0000000..6166e6c
--- /dev/null
+++ b/.github/workflows/updater.sh
@@ -0,0 +1,129 @@
+#!/bin/bash
+
+#=================================================
+# PACKAGE UPDATING HELPER
+#=================================================
+
+# This script is meant to be run by GitHub Actions
+# The YunoHost-Apps organisation offers a template Action to run this script periodically
+# Since each app is different, maintainers can adapt its contents so as to perform
+# automatic actions when a new upstream release is detected.
+
+# Remove this exit command when you are ready to run this Action
+#exit 1
+
+#=================================================
+# FETCHING LATEST RELEASE AND ITS ASSETS
+#=================================================
+
+# Fetching information
+current_version=$(cat manifest.json | jq -j '.version|split("~")[0]')
+repo=$(cat manifest.json | jq -j '.upstream.code|split("https://github.com/")[1]')
+# Some jq magic is needed, because the latest upstream release is not always the latest version (e.g. security patches for older versions)
+version=$(curl --silent "https://api.github.com/repos/$repo/releases" | jq -r '.[] | select( .prerelease != true ) | .tag_name' | sort -V | tail -1)
+assets=($(curl --silent "https://api.github.com/repos/$repo/releases" | jq -r '[ .[] | select(.tag_name=="'$version'").assets[].browser_download_url ] | join(" ") | @sh' | tr -d "'"))
+
+# Later down the script, we assume the version has only digits and dots
+# Sometimes the release name starts with a "v", so let's filter it out.
+# You may need more tweaks here if the upstream repository has different naming conventions. 
+if [[ ${version:0:1} == "v" || ${version:0:1} == "V" ]]; then
+    version=${version:1}
+fi
+
+# Setting up the environment variables
+echo "Current version: $current_version"
+echo "Latest release from upstream: $version"
+echo "VERSION=$version" >> $GITHUB_ENV
+# For the time being, let's assume the script will fail
+echo "PROCEED=false" >> $GITHUB_ENV
+
+# Proceed only if the retrieved version is greater than the current one
+if ! dpkg --compare-versions "$current_version" "lt" "$version" ; then
+    echo "::warning ::No new version available"
+    exit 0
+# Proceed only if a PR for this new version does not already exist
+elif git ls-remote -q --exit-code --heads https://github.com/$GITHUB_REPOSITORY.git ci-auto-update-v$version ; then
+    echo "::warning ::A branch already exists for this update"
+    exit 0
+fi
+
+# Each release can hold multiple assets (e.g. binaries for different architectures, source code, etc.)
+echo "${#assets[@]} available asset(s)"
+
+#=================================================
+# UPDATE SOURCE FILES
+#=================================================
+
+# Here we use the $assets variable to get the resources published in the upstream release.
+# Here is an example for Grav, it has to be adapted in accordance with how the upstream releases look like.
+
+# Let's loop over the array of assets URLs
+for asset_url in ${assets[@]}; do
+
+echo "Handling asset at $asset_url"
+
+# Assign the asset to a source file in conf/ directory
+# Here we base the source file name upon a unique keyword in the assets url (admin vs. update)
+# Leave $src empty to ignore the asset
+case $asset_url in
+  *".tar.gz"*)
+    src="app"
+    ;;
+esac
+
+# If $src is not empty, let's process the asset
+if [ ! -z "$src" ]; then
+
+# Create the temporary directory
+tempdir="$(mktemp -d)"
+
+# Download sources and calculate checksum
+filename=${asset_url##*/}
+curl --silent -4 -L $asset_url -o "$tempdir/$filename"
+checksum=$(sha256sum "$tempdir/$filename" | head -c 64)
+
+# Delete temporary directory
+rm -rf $tempdir
+
+# Get extension
+if [[ $filename == *.tar.gz ]]; then
+  extension=tar.gz
+else
+  extension=${filename##*.}
+fi
+
+# Rewrite source file
+cat <<EOT > conf/$src.src
+SOURCE_URL=$asset_url
+SOURCE_SUM=$checksum
+SOURCE_SUM_PRG=sha256sum
+SOURCE_FORMAT=tar.gz
+SOURCE_IN_SUBDIR=true
+EOT
+echo "... conf/$src.src updated"
+
+else
+echo "... asset ignored"
+fi
+
+done
+
+#=================================================
+# SPECIFIC UPDATE STEPS
+#=================================================
+
+# Any action on the app's source code can be done.
+# The GitHub Action workflow takes care of committing all changes after this script ends.
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+
+# Replace new version in manifest
+echo "$(jq -s --indent 4 ".[] | .version = \"$version~ynh1\"" manifest.json)" > manifest.json
+
+# No need to update the README, yunohost-bot takes care of it
+
+# The Action will proceed only if the PROCEED environment variable is set to true
+echo "PROCEED=true" >> $GITHUB_ENV
+exit 0
diff --git a/README.md b/README.md
index c83fbfa..e1783b6 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Open Source Content Management System for Teams
 
-**Shipped version:** 8.5.5~ynh1
+**Shipped version:** 9.0.1~ynh1
 
 
 
diff --git a/README_fr.md b/README_fr.md
index 4ca76b1..140499f 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Système de gestion de contenu Open Source pour les équipes
 
-**Version incluse :** 8.5.5~ynh1
+**Version incluse :** 9.0.1~ynh1
 
 
 
diff --git a/check_process b/check_process
index e31584a..4ca13ce 100644
--- a/check_process
+++ b/check_process
@@ -1,10 +1,10 @@
 ;; Test complet
 	; Manifest
-		domain="domain.tld"	(DOMAIN)
-		path="/path"	(PATH)
-		admin="john"   (USER)
+		domain="domain.tld"
+		path="/path"
+		admin="john"
 		language="fr_FR"
-		is_public=1	(PUBLIC|public=1|private=0)
+		is_public=1
 		password="1Strong-Password"
 		website_title="site"
 	; Checks
diff --git a/conf/app.src b/conf/app.src
index 4cfb909..eaf24ee 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,5 @@
-SOURCE_URL=https://github.com/concrete5/concrete5/archive/8.5.5.tar.gz
-SOURCE_SUM=e1cf84110f625e3ac27c227eb697c59694eb6fdaa12e8ce92c7b3fb79c5b09f4
+SOURCE_URL=https://github.com/concrete5/concrete5/archive/9.0.1.tar.gz
+SOURCE_SUM=348debdff928b5fb777dde762c1521311d01a3cb09c325b68f5ee7d0f61e0d03
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 556b622..549b52a 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -4,11 +4,6 @@ location __PATH__/ {
   # Path to source
   alias __FINALPATH__/ ;
 
-  # Force usage of https
-  if ($scheme = http) {
-    rewrite ^ https://$server_name$request_uri? permanent;
-  }
-
   index index.php;
 
   # Common parameter to increase upload size limit in conjunction with dedicated php-fpm file
diff --git a/manifest.json b/manifest.json
index d0f0699..0110482 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Open Source Content Management System for Teams",
         "fr": "Système de gestion de contenu Open Source pour les équipes"
     },
-    "version": "8.5.5~ynh1",
+    "version": "9.0.1~ynh1",
     "url": "www.concrete5.org",
     "upstream": {
         "license": "MIT",
@@ -20,7 +20,7 @@
         "email": "win10@tutanota.com"
     },
     "requirements": {
-        "yunohost": ">= 4.2.0"
+        "yunohost": ">= 4.3.0"
     },
     "multi_instance": true,
     "services": [
@@ -32,8 +32,7 @@
         "install" : [
             {
                 "name": "domain",
-                "type": "domain",
-                "example": "example.com"
+                "type": "domain"
             },
             {
                 "name": "path",
@@ -43,8 +42,7 @@
             },
             {
                 "name": "admin",
-                "type": "user",
-                "example": "johndoe"
+                "type": "user"
             },
             {
                 "name": "is_public",
@@ -63,8 +61,7 @@
             },
             {
                 "name": "password",
-                "type": "password",
-                "example": "Choose a password"
+                "type": "password"
             },
             {
                 "name": "website_title",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 578b1a1..52c5c05 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,12 +4,9 @@
 # COMMON VARIABLES
 #=================================================
 
-# dependencies used by the app
-pkg_dependencies="curl"
-
 YNH_PHP_VERSION="7.3"
 
-extra_php_dependencies="php${YNH_PHP_VERSION}-pdo php${YNH_PHP_VERSION}-mysql php${YNH_PHP_VERSION}-dom php${YNH_PHP_VERSION}-simplexml php${YNH_PHP_VERSION}-iconv php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-fileinfo php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-curl php${YNH_PHP_VERSION}-zip"
+pkg_dependencies="curl php${YNH_PHP_VERSION}-pdo php${YNH_PHP_VERSION}-mysql php${YNH_PHP_VERSION}-dom php${YNH_PHP_VERSION}-simplexml php${YNH_PHP_VERSION}-iconv php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-fileinfo php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-curl php${YNH_PHP_VERSION}-zip"
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/install b/scripts/install
index 0e3aecd..29b4db5 100644
--- a/scripts/install
+++ b/scripts/install
@@ -112,7 +112,7 @@ ynh_add_nginx_config
 ynh_script_progression --message="Configuring PHP-FPM..."
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
+ynh_add_fpm_config --usage=low --footprint=low
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index ea83157..5be6148 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -79,10 +79,6 @@ ynh_script_progression --message="Restoring the PHP-FPM configuration..."
 
 ynh_restore_file --origin_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
-# Recreate a dedicated php-fpm config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
-
 #=================================================
 # SPECIFIC RESTORATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index c34acf7..426e9b4 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -104,8 +104,7 @@ ynh_install_app_dependencies $pkg_dependencies
 ynh_script_progression --message="Upgrading PHP-FPM configuration..."
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"
-phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
+ynh_add_fpm_config --usage=low --footprint=low
 
 #=================================================
 # SPECIFIC UPGRADE