diff --git a/jupyter_book/book_template/_config.yml b/jupyter_book/book_template/_config.yml
index caee5f9f149587879ca10086947ef9dd58a0a09f..787e34b5d130d372861ee8540f2f6f3b7e94bd8f 100644
--- a/jupyter_book/book_template/_config.yml
+++ b/jupyter_book/book_template/_config.yml
@@ -157,4 +157,4 @@ plugins:
   - jekyll-scholar
 
 # Jupyter Book version - DO NOT CHANGE THIS. It is generated when a new book is created
-jupyter_book_version: "0.6.4dev0"
+jupyter_book_version: "0.6.4"