diff --git a/12.temporary_ins/10.electrostatics-vacuum/30.gauss-theorem-demonstration/20.overview/cheatsheet.fr.md b/12.temporary_ins/10.electrostatics-vacuum/30.gauss-theorem-demonstration/20.overview/cheatsheet.fr.md
index 1da49f554..5cc938abb 100644
--- a/12.temporary_ins/10.electrostatics-vacuum/30.gauss-theorem-demonstration/20.overview/cheatsheet.fr.md
+++ b/12.temporary_ins/10.electrostatics-vacuum/30.gauss-theorem-demonstration/20.overview/cheatsheet.fr.md
@@ -1,10 +1,10 @@
 ---
 title: Démonstration du théorème de Gauss
-published
+published: true
 routable: false
 visible: false
 lessons:
-    - slug: Gauss-Ampere-theorems-demonstration
+    - slug: gauss-ampere-theorems-demonstration
       order: 1
 ---