diff --git a/01.curriculum/03.technologies/01.Impact_techno/topic.en.md b/01.curriculum/03.technologies/01.Impact_techno/topic.en.md
index e7bcbf457..bf02a18a4 100644
--- a/01.curriculum/03.technologies/01.Impact_techno/topic.en.md
+++ b/01.curriculum/03.technologies/01.Impact_techno/topic.en.md
@@ -1,5 +1,5 @@
 ---
-title: 'From idea and objectives, environmental, societal and ethical impact and technological choices,<br> To circular economy, ecological and ethical footprints, to research and development, safety engineering and project management'
+title: 'From idea and objectives, their environmental, societal and ethical impact and technological choices,<br> To circular economy, ecological and ethical footprints, to research and development, safety engineering and project management'
 slug: Impact_techno
 ---