diff --git a/10.brainstorming-innovative-courses/entropy/n1/10.enumeration/10.main/textbook.es.md b/10.brainstorming-innovative-courses/entropy/n1/10.enumeration/10.main/textbook.es.md
index 3460e0327..2b73f6514 100644
--- a/10.brainstorming-innovative-courses/entropy/n1/10.enumeration/10.main/textbook.es.md
+++ b/10.brainstorming-innovative-courses/entropy/n1/10.enumeration/10.main/textbook.es.md
@@ -2,7 +2,10 @@
 title: enumeration
 published: true
 routable: true
-viible: true
+visible: true
+lessons:
+   - slug: entropy-linear-n1
+     order: 1
 ---
 
 Enumeration : main ES
\ No newline at end of file