diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/44.quantum-mechanics/20.n2/20.overview/cheatsheet.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/44.quantum-mechanics/20.n2/20.overview/cheatsheet.fr.md
index b38fffa4e..1a2c9f376 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/44.quantum-mechanics/20.n2/20.overview/cheatsheet.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/44.quantum-mechanics/20.n2/20.overview/cheatsheet.fr.md
@@ -6,6 +6,8 @@ visible: false
 lessons:
     - slug: modern-versus-classical-physics-2
       order: 3
+    - slug: quantum-mechanics-linear-2
+      order: 2
 ---
 
 #### Mécanique quantique, n2, synthèse