diff --git a/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/06.course-level-down/page.es.md b/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/06.course-level-down/page.es.md
index 275c981f4..9da25c5b5 100644
--- a/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/06.course-level-down/page.es.md
+++ b/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/06.course-level-down/page.es.md
@@ -1,5 +1,7 @@
 ---
 title: 'curso : nivel-1'
+published: false
+visible: false
 ---
 
 curso : nivel-1