diff --git a/.Rbuildignore b/.Rbuildignore
index 759c3233..c731ce93 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -19,7 +19,6 @@
 ^CONTRIBUTING.md$
 ^\.github$
 ^\.vs$
-^doc$
 ^Meta$
 ^make_hex\.R$
 ^hex\.png$