diff --git a/Advanced-settings.md b/Advanced-settings.md
index ac3f8fe..2d5d1fe 100644
--- a/Advanced-settings.md
+++ b/Advanced-settings.md
@@ -128,8 +128,9 @@ The number of seconds to wait after launch before an auto-update session<sup>[1]
 
 #### `autoUpdatePeriod`
 
-Default: `2` hours.
+Default: `1` hour.
 
+Before [1.53.1b1](https://github.com/gorhill/uBlock/commit/69fce3aa6eaa2a34b7e9d2b974674d9da9d49514): `2` hours.  
 Before [1.48.1b7](https://github.com/gorhill/uBlock/commit/885b3ea6c0600b1e9d50fc1100b5cc6a3724d166): `4` hours.  
 Before [1.32.5rc0](https://github.com/gorhill/uBlock/commit/174731851e5074099ac57d3b2122447cd1f60286): `7` hours.