diff --git a/source/specifications/pyproject-toml.rst b/source/specifications/pyproject-toml.rst
index efa562a73..26d197bd7 100644
--- a/source/specifications/pyproject-toml.rst
+++ b/source/specifications/pyproject-toml.rst
@@ -269,7 +269,7 @@ meaning is open to interpretation.
 These keys accept an array of tables with 2 keys: ``name`` and
 ``email``. Both values must be strings. The ``name`` value MUST be a
 valid email name (i.e. whatever can be put as a name, before an email,
-in :rfc:`822`) and not contain commas. The ``email`` value MUST be a
+in :rfc:`5322`) and not contain commas. The ``email`` value MUST be a
 valid email address. Both keys are optional, but at least one of the
 keys must be specified in the table.