diff --git a/01.curriculum/01.physics-chemistry-biology/05.niv5/topic.en.md b/01.curriculum/01.physics-chemistry-biology/05.niv5/topic.en.md
index bf17c3a48..3cc13e55e 100644
--- a/01.curriculum/01.physics-chemistry-biology/05.niv5/topic.en.md
+++ b/01.curriculum/01.physics-chemistry-biology/05.niv5/topic.en.md
@@ -1,5 +1,7 @@
 ---
 title: niv5
+published: false
+visible: false
 ---
 
 <!-- Our own hidden master courses-->
\ No newline at end of file