diff --git a/addons/mail/static/src/core_ui/link_preview/link_preview.scss b/addons/mail/static/src/core_ui/link_preview/link_preview.scss
index aa0839d0eda..b4337ad2724 100644
--- a/addons/mail/static/src/core_ui/link_preview/link_preview.scss
+++ b/addons/mail/static/src/core_ui/link_preview/link_preview.scss
@@ -17,7 +17,7 @@
 
 .o-mail-LinkPreviewImage img {
     max-height: $o-mail-LinkPreview-height;
-    max-width: $o-mail-LinkPreview-width;
+    max-width: Min($o-mail-LinkPreview-width, 100%);
 }
 
 .o-mail-LinkPreviewVideo {