diff --git a/book.toml b/book.toml
index b3e1e7d..10c4a28 100644
--- a/book.toml
+++ b/book.toml
@@ -1,7 +1,7 @@
 [book]
 authors = ["Alisa Feistel"]
 language = "en"
-multilingual = false
+ = false
 src = "src"
 title = "Exercises"