diff --git a/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/03.corpuscular-nature-of-light/topic.en.md b/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/03.corpuscular-nature-of-light/topic.en.md
index cd4709690..28d395041 100644
--- a/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/03.corpuscular-nature-of-light/topic.en.md	
+++ b/01.curriculum/01.physics-chemistry-biology/03.Niv3/01.nature light/03.corpuscular-nature-of-light/topic.en.md	
@@ -1,5 +1,7 @@
 ---
 title: 'Nature corpusculaire de la lumière'
 slug: corpuscular-nature-of-light
+published: false
+visible: false
 ---