diff --git a/locales/en.json b/locales/en.json
index 56d6286d..38f2cd12 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -764,6 +764,8 @@
     "pluxml_manifest_arguments_install_path": "Choose a path for PluXml", 
     "pluxml_manifest_arguments_install_public_site": "Should this application be public?", 
     "pluxml_manifest_description": "A fast and light blog/CMS storing data in XML and not in database.", 
+    "portainer_manifest_arguments_install_domain": "Choose a domain for Portainer", 
+    "portainer_manifest_description": "A web interface for the Docker engine management", 
     "prestashop_manifest_arguments_install_admin": "Choose the Prestashop administrator (must be an existing YunoHost user)", 
     "prestashop_manifest_arguments_install_domain": "Choose a domain name for Prestashop", 
     "prestashop_manifest_arguments_install_is_public": "Is it a public Prestashop site ?",