diff --git a/locales/en.json b/locales/en.json
index 38f2cd12..6c9af035 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -225,6 +225,13 @@
     "flarum_manifest_arguments_install_path": "Choose a path for Flarum", 
     "flarum_manifest_arguments_install_title": "Choose a title for your forum", 
     "flarum_manifest_description": "Flarum (open-source forum software) package for YunoHost.", 
+    "flask_manifest_arguments_install_display_name": "Display name (used in SSO portal)", 
+    "flask_manifest_arguments_install_domain": "Choose a domain for the flask app", 
+    "flask_manifest_arguments_install_help_system_name": "(only lowercases, alphanumeric characters, no spaces)", 
+    "flask_manifest_arguments_install_is_public": "Make the app public?", 
+    "flask_manifest_arguments_install_path": "Choose a path for the flask app", 
+    "flask_manifest_arguments_install_system_name": "Short name used by the system to identify your app", 
+    "flask_manifest_description": "Flask app tmplate.", 
     "fluxbb_manifest_arguments_install_admin": "Choose an admin user", 
     "fluxbb_manifest_arguments_install_domain": "Choose a domain name for Fluxbb", 
     "fluxbb_manifest_arguments_install_is_public": "Is it a public application?",