diff --git a/py/moduerrno.c b/py/moduerrno.c
index da3869befd..572c76a6d7 100644
--- a/py/moduerrno.c
+++ b/py/moduerrno.c
@@ -41,6 +41,7 @@
     X(EBADF) \
     X(EAGAIN) \
     X(ENOMEM) \
+    X(EACCES) \
     X(ENODEV) \
     X(EINVAL) \
     X(EOPNOTSUPP) \