diff --git a/assets/sass/_theme/design-system/layout.sass b/assets/sass/_theme/design-system/layout.sass
index 96a54105beea537018cb22f0748cb72289a56975..4c2180cbb733feb62379415d45184dfb96a26d97 100644
--- a/assets/sass/_theme/design-system/layout.sass
+++ b/assets/sass/_theme/design-system/layout.sass
@@ -18,6 +18,9 @@
 
 // TODO: choisir entre margin top / bottom --> https://matthewjamestaylor.com/css-margin-top-vs-bottom
 
+html
+    scroll-behavior: smooth
+
 body
     color: $body-color
     background: $body-background-color