diff --git a/book.toml b/book.toml
index cc249d49b..31419fde8 100644
--- a/book.toml
+++ b/book.toml
@@ -1,6 +1,6 @@
 [book]
 title = "The Rust Programming Language"
-author = "Steve Klabnik and Carol Nichols, with Contributions from the Rust Community"
+authors = ["Steve Klabnik", "Carol Nichols", "Contributions from the Rust Community"]
 
 [output.html]
 additional-css = ["ferris.css", "theme/2018-edition.css"]