diff --git a/01.curriculum/01.physics-chemistry-biology/04.Niv4/04.electromagnetism/04.electromagnetism-in-media/03.reflexion-refraction/01.reflexion-refraction-main/textbook.fr.md b/01.curriculum/01.physics-chemistry-biology/04.Niv4/04.electromagnetism/04.electromagnetism-in-media/03.reflexion-refraction/01.reflexion-refraction-main/textbook.fr.md
index fe2e4a91a..24519c7bd 100644
--- a/01.curriculum/01.physics-chemistry-biology/04.Niv4/04.electromagnetism/04.electromagnetism-in-media/03.reflexion-refraction/01.reflexion-refraction-main/textbook.fr.md
+++ b/01.curriculum/01.physics-chemistry-biology/04.Niv4/04.electromagnetism/04.electromagnetism-in-media/03.reflexion-refraction/01.reflexion-refraction-main/textbook.fr.md
@@ -1,7 +1,7 @@
 ---
 title : Réflexion et transmission à l'interface entre deux milieux LHI
 published : true
-visible : false
+visible : true
 ---
 [en construction] (en cours de formatage)