diff --git a/-1-copy-ack.typ b/-1-copy-ack.typ
index a7a9a6a..9315236 100644
--- a/-1-copy-ack.typ
+++ b/-1-copy-ack.typ
@@ -16,7 +16,7 @@ Read online: https://hypermedia.systems/
 
 Thanks to:
 - Berkeley Graphics for their permission to use _Berkeley Mono_ and the design of
-  the book cover,
+  the first edition's cover,
 - All contributors to the book:
   https://github.com/bigskysoftware/hypermedia-systems-book/graphs/contributors,
 - Manning Publications for their support in the initial stages of writing this