diff --git a/docs/usage/reading-list.md b/docs/usage/reading-list.md
index f50121d5cf45cc..e36b01a1b15987 100644
--- a/docs/usage/reading-list.md
+++ b/docs/usage/reading-list.md
@@ -60,6 +60,7 @@ First, complete the "Beginners" and the "Intermediate" reading list.
 Then read:
 
 - Define your own custom manager with [`customManagers`](./configuration-options.md#custommanagers) (previously `regexManagers`)
+- Define your own custom datasources with [`customDatasources`](./configuration-options.md#customdatasources)
 - [Shareable config presets](./config-presets.md)
 
 ## Self-hosting Renovate