diff --git a/README.md b/README.md
index 1630775..16e6e5d 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,10 @@ A simple, fast and flexible wiki.
 
 How to configure this app: via the `/var/www/chuwiki/configuration.ini` file.
 
+## :red_circle: Antifeatures
+
+- **Upstream not maintained**: This software is not maintained anymore. Expect it to break down over time, be exposed to unfixed security breaches, etc.
+
 ## Documentation and resources
 
 * Official app website: <http://chuwiki.genezys.net/>
diff --git a/README_fr.md b/README_fr.md
index 4822d44..6434bdd 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -31,6 +31,10 @@ Un wiki simple, rapide et flexible.
 
 Comment configurer cette application : via le fichier `/var/www/chuwiki/configuration.ini`.
 
+## :red_circle: Fonctions indésirables
+
+- **Upstream not maintained**: This software is not maintained anymore. Expect it to break down over time, be exposed to unfixed security breaches, etc.
+
 ## Documentations et ressources
 
 * Site officiel de l'app : <http://chuwiki.genezys.net/>