diff --git a/src/locales/en.json b/src/locales/en.json
index 2c3b9126..5bf5999b 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -78,7 +78,7 @@
     "confirm_install_custom_app": "WARNING ! Installing 3rd party applications may compromise the integrity and security of your system. You should probably NOT install it unless you know what you are doing. Are you willing to take that risk ?",
     "confirm_install_domain_root": "You will not be able to install any other app on %s. Continue ?",
     "confirm_install_app_warning": "Warning : this application may work but is not well-integrated in YunoHost. Some features such as single sign-on and backup/restore might not be available.",
-    "confirm_install_app_danger": "WARNING ! This application is still experimental and is likely to break your system ! You should probably NOT install it unless you know what you are doing. Are you willing to take that risk ?",
+    "confirm_install_app_danger": "WARNING ! This application is still experimental (if not explicitly not working) and it is likely to break your system ! You should probably NOT install it unless you know what you are doing. Are you willing to take that risk ?",
     "confirm_migrations_skip": "Skipping migrations is not recommended. Are you sure you want to do that?",
     "confirm_postinstall": "You are about to launch the post-installation process on the domain %s. It may take a few minutes, *do not interrupt the operation*.",
     "confirm_restore": "Are you sure you want to restore %s ?",