diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/20.n2/30.beyond/annex.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/20.n2/30.beyond/annex.fr.md
index 497c2f5e2..5315a3a20 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/20.n2/30.beyond/annex.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/42.relativistic-mechanics/20.n2/30.beyond/annex.fr.md
@@ -9,4 +9,6 @@ lessons:
       order: 3
 ---
 
-Les relativités niveau 2, beyond
+#### Mécaniques relativistes, n2, beyond
+
+--------------------------------------