diff --git a/docs/conf.py b/docs/conf.py
index 577e29b7e..fef41d9c8 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -45,7 +45,7 @@
 
 # General information about the project.
 project = u'PHPCoord'
-copyright = u'2020-2023, Doug Wright'
+copyright = u'2020-2024, Doug Wright'
 author = u'Doug Wright'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -78,6 +78,13 @@
 
 # -- Options for HTML output ----------------------------------------------
 
+# Define the canonical URL if you are using a custom domain on Read the Docs
+html_baseurl = os.environ.get("READTHEDOCS_CANONICAL_URL", "")
+
+# Tell Jinja2 templates the build is running on Read the Docs
+if os.environ.get("READTHEDOCS", "") == "True":
+    html_context = {"READTHEDOCS": True}
+
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #