diff --git a/README.adoc b/README.adoc
index 883c0b5..2f8c351 100644
--- a/README.adoc
+++ b/README.adoc
@@ -42,7 +42,7 @@ toc::[]
 == Screencast
 
 [link=https://www.alchemists.io/screencasts/mac_os]
-image::https://www.alchemists.io/images/screencasts/mac_os/cover-original.png[Screencast,role=focal_point]
+image::https://www.alchemists.io/images/screencasts/mac_os/cover.svg[Screencast,600,240,role=focal_point]
 
 == Requirements