1 files changed, 10 insertions, 0 deletions
diff --git a/docs/usage/configuration/config_documentation.md b/docs/usage/configuration/config_documentation.md
index b6516191e8..14c21f73fe 100644
--- a/docs/usage/configuration/config_documentation.md
+++ b/docs/usage/configuration/config_documentation.md
@@ -3699,6 +3699,16 @@ default_power_level_content_override:
    trusted_private_chat: null
    public_chat: null
 ```
+---
+### `forget_rooms_on_leave`
+
+Set to true to automatically forget rooms for users when they leave them, either
+normally or via a kick or ban. Defaults to false.
+
+Example configuration:
+```yaml
+forget_rooms_on_leave: false
+```
 
 ---
 ## Opentracing