diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/30.n2/20.fr/10.main/textbook.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/30.n2/20.fr/10.main/textbook.fr.md
index 903e1800d..3dbe7e55e 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/30.n2/20.fr/10.main/textbook.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/30.n2/20.fr/10.main/textbook.fr.md
@@ -6,6 +6,7 @@ visible: false
 lessons:
     - slug: mecanique-classique-n2-linear
       order: 1
+lessons:
     - slug: mecanique-classique-123-panorama
       order: 2
     - slug: mecanique-classique-234-panorama