diff --git a/ci/book.sh b/ci/book.sh
index cc188b0..2f0091b 100755
--- a/ci/book.sh
+++ b/ci/book.sh
@@ -17,7 +17,7 @@ fi
 # of the guide at the same time (See #165)
 
 # This builds the book in target/doc/guide. See https://github.com/rust-lang-nursery/mdBook/issues/698
-mdbook build -d ../target/doc/guide guide
+mdbook build -d ../target/doc/guide
 
 # Get the lastest tag across all branches
 # https://stackoverflow.com/a/7261049/3549270