diff --git a/.gitignore b/.gitignore
index b77704c898..d1002785f1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,3 +59,4 @@ vendor/assets/javascripts/cartodb.*
 vendor/assets/stylesheets/cartodb.*
 public/test_support.csv
 public/test_guess_country.csv
+doc/manual/build