diff --git a/12.temporary_ins/08.conservative-vector-fields/20.conservative-vector-fields-properties/20.overview/cheatshhet.fr.md b/12.temporary_ins/08.conservative-vector-fields/20.conservative-vector-fields-properties/20.overview/cheatshhet.fr.md
index 39245e858..3ac9190a2 100644
--- a/12.temporary_ins/08.conservative-vector-fields/20.conservative-vector-fields-properties/20.overview/cheatshhet.fr.md
+++ b/12.temporary_ins/08.conservative-vector-fields/20.conservative-vector-fields-properties/20.overview/cheatshhet.fr.md
@@ -3,6 +3,9 @@ title: Properties of the conservative vector fields
 published: true
 routable: true
 visible: false
+lessons:
+    - slug: gauss-ampere-theorems-demonstration
+      order: 1
 ---
 
 #### Les champs de forces conservatives et leurs propriétés