diff --git a/README.md b/README.md
index 1ab2e4c..126561a 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to
 
 Meilisearch is an opensource next generation search API.
 
-**Shipped version:** 0.18.1
+**Shipped version:** 0.20.0
 
 ## Screenshots
 
@@ -32,8 +32,8 @@ It's an API and there is no authentification, without API key.
 
 #### Supported architectures
 
-* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/meilisearch%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/meilisearch/)
-* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/meilisearch%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/meilisearch/)
+* x86-64 - [![Build Status](https://ci-apps.yunohost.org/ci/logs/meilisearch.svg)](https://ci-apps.yunohost.org/ci/apps/meilisearch/)
+* ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/meilisearch.svg)](https://ci-apps-arm.yunohost.org/ci/apps/meilisearch/)
 
 ## Links
 
diff --git a/manifest.json b/manifest.json
index 4c9b913..ae99103 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
     "en": "Lightning Fast, Ultra Relevant, and Typo-Tolerant Search Engine.",
     "fr": "Moteur de recherche rapide, ultra-performant et tolérant aux fautes de frappe."
   },
-  "version": "0.18.1~ynh1",
+  "version": "0.20.0~ynh1",
   "url": "https://www.meilisearch.com/",
   "license": "GPL-3.0",
   "maintainer": {
@@ -15,7 +15,7 @@
     "url": "https://julien.gomes-dias.dev"
   },
   "requirements": {
-    "yunohost": ">= 3.8.1"
+    "yunohost": ">= 4.1.7"
   },
   "multi_instance": true,
   "services": [
@@ -26,19 +26,11 @@
       {
         "name": "domain",
         "type": "domain",
-        "ask": {
-          "en": "Choose a dedicated domain name for Meilisearch",
-          "fr": "Choisissez un nom de domaine dédié pour Meilisearch"
-        },
         "example": "example.com"
       },
       {
         "name": "is_public",
         "type": "boolean",
-        "ask": {
-          "en": "Is it a public application?",
-          "fr": "Est-ce une application publique ?"
-        },
         "default": true
       },
       {
diff --git a/scripts/_common.sh b/scripts/_common.sh
index fafea48..df49d65 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-latest="v0.18.1"
+latest="v0.20.0"
 
 ynh_detect_arch() {
 	local architecture
diff --git a/scripts/install b/scripts/install
index 15223a5..117fec9 100644
--- a/scripts/install
+++ b/scripts/install
@@ -55,7 +55,6 @@ ynh_script_progression --message="Storing installation settings..." --weight=1
 ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
 ynh_app_setting_set --app=$app --key=master_key --value=$master_key
-ynh_app_setting_set --app=$app --key=is_public --value=$is_public
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 ynh_app_setting_set --app=$app --key=allow_analyse --value=$allow_analyse
 
@@ -92,8 +91,6 @@ mv "$release_file" /usr/bin/meilisearch
 #=================================================
 ynh_script_progression --message="Configuring NGINX web server..." --weight=8
 
-### `ynh_add_nginx_config` will use the file conf/nginx.conf
-
 # Create a dedicated nginx config
 ynh_add_nginx_config
 
@@ -170,7 +167,7 @@ if [ $is_public -eq 1 ]
 then
 	# Everyone can access the app.
 	# The "main" permission is automatically created before the install script.
-	ynh_permission_update --permission "main" --add "visitors"
+	ynh_permission_update --permission="main" --add="visitors"
 fi
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 21bc30d..41ba9cd 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -32,7 +32,6 @@ domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
-
 #=================================================
 # CHECK IF THE APP CAN BE RESTORED
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index ccdfcec..10b3e94 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -19,7 +19,6 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
-is_public=$(ynh_app_setting_get --app=$app --key=is_public)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 master_key=$(ynh_app_setting_get --app=$app --key=master_key)
 allow_analyse=$(ynh_app_setting_get --app=$app --key=allow_analyse)
@@ -33,17 +32,8 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-
 ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
 
-# Fix is_public as a boolean value
-if [ "$is_public" = "Yes" ]; then
-	ynh_app_setting_set --app=$app --key=is_public --value=1
-	is_public=1
-elif [ "$is_public" = "No" ]; then
-	ynh_app_setting_set --app=$app --key=is_public --value=0
-	is_public=0
-fi
 
 # If final_path doesn't exist, create it
 if [ -z "$final_path" ]; then
@@ -51,6 +41,13 @@ if [ -z "$final_path" ]; then
 	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 fi
 
+# Cleaning legacy permissions
+if ynh_legacy_permissions_exists; then
+	ynh_legacy_permissions_delete_all
+
+	ynh_app_setting_delete --app=$app --key=is_public
+fi
+
 #=================================================
 # FIND AND OPEN A PORT
 #=================================================