1 files changed, 1 insertions, 0 deletions

diff --git a/docs/devel/rust.rst b/docs/devel/rust.rst
index 90958e5a30..c75dccdbb7 100644
--- a/docs/devel/rust.rst
+++ b/docs/devel/rust.rst
@@ -179,6 +179,7 @@ module           status
 ``callbacks``    complete
 ``cell``         stable
 ``c_str``        complete
+``errno``        complete
 ``irq``          complete
 ``memory``       stable
 ``module``       complete