diff --git a/01.curriculum/01.physics-chemistry-biology/03.Niv3/04.electromagnetism/cheatsheet.fr.md b/01.curriculum/01.physics-chemistry-biology/03.Niv3/04.electromagnetism/cheatsheet.fr.md
index ee003d9f1..b210a8ff7 100644
--- a/01.curriculum/01.physics-chemistry-biology/03.Niv3/04.electromagnetism/cheatsheet.fr.md
+++ b/01.curriculum/01.physics-chemistry-biology/03.Niv3/04.electromagnetism/cheatsheet.fr.md
@@ -43,6 +43,8 @@ $`(\overrightarrow{E},\overrightarrow{B})`$*.
 
 ### Domaine de validité
 
+### Domaine d'intervention et domaine d'application'
+
 ### Un bref historique
 
 ### Guide d'apprentissage au niveau contreforts
\ No newline at end of file