diff --git a/.travis.yml b/.travis.yml
index 02f5a42..aba6f9d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,5 +17,5 @@ script:
 
 deploy:
   provider: script
-  script: netlify deploy --dir _book
+  script: netlify deploy --prod --dir _book
   skip_cleanup: true