diff --git a/docs/user/custom_domains.rst b/docs/user/custom_domains.rst
index a4236c8785c..4468dc069b7 100644
--- a/docs/user/custom_domains.rst
+++ b/docs/user/custom_domains.rst
@@ -147,7 +147,7 @@ so that they can send people to the correct page.
 
 Read the Docs uses these in two ways:
 
-* We point all versions of your docs at the "latest" version as canonical
+* We point all versions of your docs at default version, usually "latest" or "stable", as canonical.
 * We point at the user specified canonical URL, generally a custom domain for your docs.
 
 Example