diff --git a/01.curriculum/01.physics-chemistry-biology/01.niv1/06.nature-of-light/topic.en.md b/01.curriculum/01.physics-chemistry-biology/01.niv1/06.nature-of-light/topic.en.md
index 49830abcb..e513e69b0 100644
--- a/01.curriculum/01.physics-chemistry-biology/01.niv1/06.nature-of-light/topic.en.md
+++ b/01.curriculum/01.physics-chemistry-biology/01.niv1/06.nature-of-light/topic.en.md
@@ -1,5 +1,7 @@
 ---
 title: 'I am sensitive to light, I see different colors'
 slug: nature-of-light
+published: false
+visible: false
 ---