diff --git a/oeps/conf.py b/oeps/conf.py
index 920c0a161..34d7646b9 100644
--- a/oeps/conf.py
+++ b/oeps/conf.py
@@ -345,3 +345,13 @@
     ),
 }
 
+# -- Read the Docs Specific Configuration
+# 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":
+    if "html_context" not in globals():
+        html_context = {}
+    html_context["READTHEDOCS"] = True
+