diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/40.electromagnetism/40.n4/10.brainstorming/20.en/textbook.fr.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/40.electromagnetism/40.n4/10.brainstorming/20.en/textbook.fr.md
index 8ac17bb4a..6f8689ff1 100644
--- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/40.electromagnetism/40.n4/10.brainstorming/20.en/textbook.fr.md
+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/40.electromagnetism/40.n4/10.brainstorming/20.en/textbook.fr.md
@@ -3,10 +3,13 @@ title: Brainstorming to structure an "Electromagnetism" theme
 published: true
 routable: true
 visible: false
+---
+
+<!----------------------------------------
 lessons:
     - slug: brainstorming-234-electromagnetism
       order: 3
----
+------------------------------------------>
 
 #### Brainstorming to structure an "Electromagnetism" theme: level 4