diff --git a/lib/hx509/doxygen.c b/lib/hx509/doxygen.c
index c03e780a9..15e173c46 100644
--- a/lib/hx509/doxygen.c
+++ b/lib/hx509/doxygen.c
@@ -50,6 +50,7 @@
  * - @ref page_cms
  * - @ref page_ca
  * - @ref page_revoke
+ * - @ref page_print
  *
  * The project web page:
  * http://www.h5l.org/