diff --git a/README.md b/README.md
index a0c63c7..a2bb240 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Shell In A Box for YunoHost
 
 [![Integration level](https://dash.yunohost.org/integration/shellinabox.svg)](https://dash.yunohost.org/appci/app/shellinabox) ![](https://ci-apps.yunohost.org/ci/badges/shellinabox.status.svg) ![](https://ci-apps.yunohost.org/ci/badges/shellinabox.maintain.svg)  
-[![Install Shell In A Box with YunoHost](https://install-app.yunohost.org/install-with-yunohost.png)](https://install-app.yunohost.org/?app=shellinabox)
+[![Install Shell In A Box with YunoHost](https://install-app.yunohost.org/install-with-yunohost.svg)](https://install-app.yunohost.org/?app=shellinabox)
 
 > *This package allow you to install Shell In A Box quickly and simply on a YunoHost server.  
 If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to know how to install and enjoy it.*
@@ -10,7 +10,7 @@ If you don't have YunoHost, please see [here](https://yunohost.org/#/install) to
 
 Shell In A Box implements a web server that can export arbitrary command line tools to a web based terminal emulator. This emulator is accessible to any JavaScript and CSS enabled web browser and does not require any additional browser plugins.
 
-**Shipped version:** Current Debian version.
+**Shipped version:** 2.21 (current Debian version)
 
 ## Screenshots
 
diff --git a/check_process b/check_process
index 8f2ac22..d9efa95 100644
--- a/check_process
+++ b/check_process
@@ -13,11 +13,8 @@
 		upgrade=1	from_commit=a94b50de8b68501148fa90419ad3ea8e24c675e1
 		backup_restore=1
 		multi_instance=0
-		incorrect_path=1
 		port_already_use=0
 		change_url=1
-;;; Levels
-	Level 5=auto
 ;;; Options
 Email=
 Notification=none
diff --git a/conf/nginx.conf b/conf/nginx.conf
index 73d19a9..1785e97 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -14,7 +14,7 @@ location __PATH__/ {
   access_log off;
 
   # Allow shellinabox to use 'eval' without blocking the execution. But keep a warning.
-  more_set_headers "Content-Security-Policy-Report-Only script-src https: 'unsafe-eval'";
+  more_set_headers "Content-Security-Policy-Report-Only: script-src https: 'unsafe-eval'";
 
   more_clear_input_headers 'Accept-Encoding';
 
diff --git a/manifest.json b/manifest.json
index 52a89e6..a0e4700 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
     "en": "Web based AJAX terminal emulator",
     "fr": "Émulateur de terminal web"
   },
-  "version": "1.1.0~ynh1",
+  "version": "2.21~ynh1",
   "url": "https://github.com/shellinabox/shellinabox",
   "license": "GPL-2.0",
   "maintainer": {
@@ -14,7 +14,7 @@
     "email": "kload@kload.fr"
   },
   "requirements": {
-        "yunohost": ">= 3.5.0"
+        "yunohost": ">= 3.8.1"
   },
   "multi_instance": false,
   "services": [
@@ -26,7 +26,8 @@
         "name": "domain",
         "type": "domain",
         "ask": {
-          "en": "Choose a domain for Shell In A Box"
+          "en": "Choose a domain for Shell In A Box",
+          "fr": "Choisissez un nom de domaine pour Shell In A Box"
         },
         "example": "domain.org"
       },
@@ -34,7 +35,8 @@
         "name": "path",
         "type": "path",
         "ask": {
-          "en": "Choose a path for Shell In A Box"
+          "en": "Choose a path for Shell In A Box",
+          "fr": "Choisissez un chemin pour Shell In A Box"
         },
         "example": "/ssh",
         "default": "/ssh"
diff --git a/scripts/change_url b/scripts/change_url
index 19c7c8a..5e94b89 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -95,7 +95,7 @@ ynh_systemd_action --service_name=shellinabox --action=start
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..."
+ynh_script_progression --message="Reloading NGINX web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/install b/scripts/install
index 85ce212..205ed3f 100644
--- a/scripts/install
+++ b/scripts/install
@@ -63,7 +63,7 @@ ynh_install_app_dependencies $pkg_dependencies
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Configuring nginx web server..." --weight=2
+ynh_script_progression --message="Configuring NGINX web server..." --weight=2
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
@@ -102,7 +102,7 @@ yunohost service add $app
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..."
+ynh_script_progression --message="Reloading NGINX web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/remove b/scripts/remove
index cebc0f9..93df963 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -42,7 +42,7 @@ ynh_package_autopurge shellinabox
 #=================================================
 # REMOVE NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Removing nginx web server configuration..."
+ynh_script_progression --message="Removing NGINX web server configuration..."
 
 # Remove the dedicated nginx config
 ynh_remove_nginx_config
diff --git a/scripts/restore b/scripts/restore
index 7de0667..1d248bd 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -78,7 +78,7 @@ yunohost service add $app
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..."
+ynh_script_progression --message="Reloading NGINX web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload
 
diff --git a/scripts/upgrade b/scripts/upgrade
index ab999d1..c3b5993 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -50,7 +50,7 @@ ynh_abort_if_errors
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
-ynh_script_progression --message="Upgrading nginx web server configuration..." --weight=2
+ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=2
 
 # Create a dedicated nginx config
 ynh_add_nginx_config
@@ -94,7 +94,7 @@ yunohost service add $app
 #=================================================
 # RELOAD NGINX
 #=================================================
-ynh_script_progression --message="Reloading nginx web server..."
+ynh_script_progression --message="Reloading NGINX web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload