diff --git a/book/book.toml b/book/book.toml
index 52d5793..a08aa9e 100644
--- a/book/book.toml
+++ b/book/book.toml
@@ -1,13 +1,12 @@
 [book]
 authors = ["Andreas Kröpelin"]
 language = "en"
-multilingual = false
 src = "src"
-theme = "theme"
 title = "Polylux"
 
 [output.html]
 site-url = "/polylux/book/"
+theme = "theme"
 
 [output.html.code.hidelines]
 typ = "~"