diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/cheatsheet.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/cheatsheet.fr.md
index 891e33e64..0a07f5a61 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/cheatsheet.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/cheatsheet.fr.md
@@ -4,6 +4,8 @@ published : true
 visible : false
 ---
 
-
+!!!! *ATTENTION* :
+!!!! Ce contenu n'est pas un cours validé !
+!!!! Page non répertoriée
 
 ## Collection de figures et images, utilisables ou modifiables.
\ No newline at end of file