diff --git a/docs/_templates/base.html b/docs/_templates/base.html
index a91809691..8593e996c 100644
--- a/docs/_templates/base.html
+++ b/docs/_templates/base.html
@@ -1,5 +1,5 @@
{% extends '!base.html' %}
diff --git a/docs/command_line_reference.rst b/docs/command_line_reference.rst
index 239446ac7..e2abf6dff 100644
--- a/docs/command_line_reference.rst
+++ b/docs/command_line_reference.rst
@@ -1,4 +1,4 @@
-.. Copyright 2020, 2021, 2022 Matthew Egan Odendahl
+.. Copyright 2020, 2021, 2022, 2023 Matthew Egan Odendahl
SPDX-License-Identifier: CC-BY-SA-4.0
Command Line Reference
diff --git a/docs/conf.py b/docs/conf.py
index 43db12bb6..44d00acc0 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,5 +1,5 @@
# Adapted from Sphinx configuration template. Changes
-# copyright 2019, 2020, 2021, 2022 Matthew Egan Odendahl
+# copyright 2019, 2020, 2021, 2022, 2023 Matthew Egan Odendahl
# SPDX-License-Identifier: Apache-2.0
# Configuration file for the Sphinx documentation builder.
diff --git a/docs/hissp.macro.rst b/docs/hissp.macro.rst
index 7df31337f..12c9004c7 100644
--- a/docs/hissp.macro.rst
+++ b/docs/hissp.macro.rst
@@ -1,5 +1,5 @@
.. This source file is part of Hissp's documentation,
- copyright 2019, 2021 Matthew Egan Odendahl
+ copyright 2019, 2021, 2022, 2023 Matthew Egan Odendahl
SPDX-License-Identifier: CC-BY-SA-4.0
hissp.macros module
diff --git a/docs/hissp.macros.lissp.rst b/docs/hissp.macros.lissp.rst
index 78139eb59..6ba1b73b6 100644
--- a/docs/hissp.macros.lissp.rst
+++ b/docs/hissp.macros.lissp.rst
@@ -1,3 +1,7 @@
+.. This source file is part of Hissp's documentation,
+ copyright 2023 Matthew Egan Odendahl
+ SPDX-License-Identifier: CC-BY-SA-4.0
+
:orphan:
Source code for hissp.macros