diff --git a/01.curriculum/01.physics-chemistry-biology/04.Niv4/topics.fr.md b/01.curriculum/01.physics-chemistry-biology/04.Niv4/topics.fr.md
index 940548ccf..9dbab7a59 100644
--- a/01.curriculum/01.physics-chemistry-biology/04.Niv4/topics.fr.md
+++ b/01.curriculum/01.physics-chemistry-biology/04.Niv4/topics.fr.md
@@ -1,5 +1,5 @@
 ---
-title: collines
-slug: hills
+title: montagnes
+slug: mountains
 ---