diff --git a/01.curriculum/01.physics-chemistry-biology/02.Niv2/04.optics/04.use-of-basic-optical-elements/03.lens/03.new-course-beyond/annex.es.md b/01.curriculum/01.physics-chemistry-biology/02.Niv2/04.optics/04.use-of-basic-optical-elements/03.lens/03.new-course-beyond/annex.es.md
index 5e4c8fbed..f0b61fadf 100644
--- a/01.curriculum/01.physics-chemistry-biology/02.Niv2/04.optics/04.use-of-basic-optical-elements/03.lens/03.new-course-beyond/annex.es.md
+++ b/01.curriculum/01.physics-chemistry-biology/02.Niv2/04.optics/04.use-of-basic-optical-elements/03.lens/03.new-course-beyond/annex.es.md
@@ -1,5 +1,7 @@
 ---
 title: 'nuevo curso: más allá'
+published: false
+visible: false
 ---
 
 ! *TU DESAFÍO*