diff --git a/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/20.n2/10.brainstorming/textbook.fr.md b/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/20.n2/10.brainstorming/textbook.fr.md
index c678f2efe..3d3c73a12 100644
--- a/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/20.n2/10.brainstorming/textbook.fr.md
+++ b/00.brainstorming-pedagogical-teams/99.new-propositions/20.sets-systems/20.n2/10.brainstorming/textbook.fr.md
@@ -5,7 +5,7 @@ routable: true
 visible: false
 lessons: 
    - slug: set-systems-g12-brainstorming-panorama
-     order: 2
+     order: 3
    - slug: set-systems-234-brainstorming-panorama
      order: 1
 ---