1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index 0c5dcf8..561a897 100644
--- a/README.md
+++ b/README.md
@@ -131,6 +131,7 @@ Supported document attribute references,
 
 * `author(_x)`
 * `authorinitials(_x)`
+* `docdir`
 * `doctitle`
 * `email(_x)`
 * `firstname(_x)`