diff --git a/locales/en.json b/locales/en.json
index b0a35755..7a5515a9 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -217,8 +217,15 @@
     "facette_manifest_arguments_install_is_public": "Is it a public application?", 
     "facette_manifest_arguments_install_path": "Choose a path for Facette only / is accepted", 
     "facette_manifest_description": "Facette package for YunoHost.", 
+    "fallback_manifest_arguments_install_auto_deploy": "[fallback server only] Deploy automatically the fallback in case of failure.", 
+    "fallback_manifest_arguments_install_auto_detect_failure": "[fallback server only] Auto detect a failure of the main server ?", 
+    "fallback_manifest_arguments_install_contact_mail": "[fallback server only] Email address to contact in case of failure.", 
+    "fallback_manifest_arguments_install_delay_before_incident": "[fallback server only] Delay before declaring an incident with the main server.", 
     "fallback_manifest_arguments_install_encrypt": "[main server only] Do you want to encrypt your backups ?", 
     "fallback_manifest_arguments_install_encryption_pwd": "[main server only] Set the password for encryption.", 
+    "fallback_manifest_arguments_install_help_auto_deploy": "Only for failure auto detection.", 
+    "fallback_manifest_arguments_install_help_contact_mail": "Only for failure auto detection.<br>Should be obviously an address on another server !", 
+    "fallback_manifest_arguments_install_help_delay_before_incident": "Only for failure auto detection.", 
     "fallback_manifest_arguments_install_help_encrypt": "You should desactive the encryption only if your fallback server is really safe.", 
     "fallback_manifest_arguments_install_help_encryption_pwd": "It's needed if you not turn off the encryption.", 
     "fallback_manifest_arguments_install_help_install_type": "Choose 'main server' if you make an installation on your real server. Or 'fallback server' if it's your backup server.",