diff --git a/README.md b/README.md
index 2911695..500f7bc 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 ## Overview
 CryptPad is a collaborative encrypted document editor in real time. It is a privacy-friendly alternative to popular office tools and cloud services. All content stored in CryptPad is encrypted before being sent, which means that no one can access your data unless you give them the keys. You can share access to a document simply by sharing the link.
 
-**Shipped version:** 3.19.1
+**Shipped version:** 3.20.0
 
 ## Screenshots
 
diff --git a/README_fr.md b/README_fr.md
index 6dd7efc..bc02c93 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -11,7 +11,8 @@ Si vous n'avez pas YunoHost, consultez [le guide](https://yunohost.org/#/install
 ## Vue d'ensemble
 CryptPad est un éditeur de documents chiffrés collaboratifs en temps réel. C'est une alternative respectant la vie privée aux outils office et aux services cloud populaires. Tout le contenu stocké dans CryptPad est chiffré avant d'être envoyé, ce qui signifie que personne ne peut accéder à vos données à moins que vous ne leur donniez les clés. Vous pouvez partager l'accès à un document simplement en partageant le lien.
 
-**Version incluse :** 3.19.1
+**Version incluse :** 3.20.0
+
 
 ## Captures d'écran
 
diff --git a/check_process b/check_process
index 18fe99f..bcfbca5 100644
--- a/check_process
+++ b/check_process
@@ -13,6 +13,7 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
+		upgrade=1    from_commit=3f9c3a6003243140e3e44671ef60a5461ed1a831
 		backup_restore=1
 		multi_instance=0
 		incorrect_path=0
@@ -23,9 +24,9 @@
 	Level 2=auto
 	Level 3=auto
 # https://github.com/YunoHost-Apps/cryptpad_ynh/issues/5
-	Level 4=na
+	Level 4=auto
 # https://github.com/YunoHost-Apps/cryptpad_ynh/issues/6
-	Level 5=1
+	Level 5=auto
 	Level 6=auto
 	Level 7=auto
 	Level 8=0
@@ -34,3 +35,8 @@
 ;;; Options
 Email=
 Notification=none
+;;; Upgrade options
+	; commit=3f9c3a6003243140e3e44671ef60a5461ed1a831
+		name=update to 3.19.0
+		manifest_arg=domain=DOMAIN&path=PATH&admin=USER&language=fr&is_public=1&password=pass&port=666&
+		
\ No newline at end of file
diff --git a/conf/app.src b/conf/app.src
index f9f30f8..ce528f7 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,6 @@
-SOURCE_URL=https://github.com/xwiki-labs/cryptpad/archive/3.19.1.tar.gz
-SOURCE_SUM=b706baf1ee7d948eb549b7ba4f9270188e7dde067f4e92b7c3162e5907c50af6
+SOURCE_URL=https://github.com/xwiki-labs/cryptpad/archive/3.20.0.tar.gz
+SOURCE_SUM=132a774e7a2384f4ead18a54e8fb4ca12bef73ba478aa12f4d49f0dea825cceb
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=cryptpad-3.19.1.tar.gz
+SOURCE_FILENAME=cryptpad-3.20.0.tar.gz
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 4367ba2..2156aa3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Zero Knowledge realtime collaborative editor",
         "fr": "Éditeur chiffré collaboratif en temps réel."
     },
-    "version": "3.19.1~ynh1",
+    "version": "3.20.0~ynh1",
     "url": "https://cryptpad.fr/",
     "license": "AGPL-3.0-or-later",
     "maintainer": {
@@ -15,7 +15,7 @@
         "url": "https://frju365.yunohost.support"
     },
     "requirements": {
-        "yunohost": ">= 3.5"
+        "yunohost": ">= 3.8.1"
     },
     "multi_instance": false,
     "services": [
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 6fa19b1..179e4f2 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,7 +4,7 @@
 # COMMON VARIABLES
 #=================================================
 
-nodejs_version=12
+nodejs_version="12"
 
 #=================================================
 # PERSONAL HELPERS
diff --git a/scripts/backup b/scripts/backup
index a44954a..5f6e9f2 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -14,9 +14,6 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
-ynh_clean_setup () {
-	ynh_clean_check_starting
-}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors