diff --git a/01.curriculum/01.physics-chemistry-biology/03.niv3/05.math-tools-for-physics/04.differential-operators/04.curl/cheatsheet.fr.md b/01.curriculum/01.physics-chemistry-biology/03.niv3/05.math-tools-for-physics/04.differential-operators/04.curl/cheatsheet.fr.md
index d8c95fbd2..8d70845a9 100644
--- a/01.curriculum/01.physics-chemistry-biology/03.niv3/05.math-tools-for-physics/04.differential-operators/04.curl/cheatsheet.fr.md
+++ b/01.curriculum/01.physics-chemistry-biology/03.niv3/05.math-tools-for-physics/04.differential-operators/04.curl/cheatsheet.fr.md
@@ -1,7 +1,7 @@
 ---
-title : the curl vector
-published : true
-visible : true
+title: the curl vector
+published: true
+visible: true
 lessons:
   - slug: gravitation-electrostat-magnetostat
     order:1