diff --git a/Doc/library/errno.rst b/Doc/library/errno.rst
index 5122c69697ef914..acd3e7f37cfc47f 100644
--- a/Doc/library/errno.rst
+++ b/Doc/library/errno.rst
@@ -96,11 +96,31 @@ defined by the module.  The specific list of defined symbols is available as
    :exc:`PermissionError`.
 
 
+.. data:: ECANCELED
+
+   Operation canceled
+
+
 .. data:: EFAULT
 
    Bad address
 
 
+.. data:: ENOTSUP
+
+   Operation not supported
+
+
+.. data:: ENOTRECOVERABLE
+
+   State not recoverable
+
+
+.. data:: EOWNERDEAD
+
+   Owner died
+
+
 .. data:: ENOTBLK
 
    Block device required