diff --git a/README.md b/README.md
index 1362fea..fbf4dfe 100644
--- a/README.md
+++ b/README.md
@@ -17,10 +17,12 @@ docker run -it -e LEMMY_DOMAIN='lemmydomain.com' -p "8080:8080" ghcr.io/rystaf/m
 #### default user settings
 | environment variable | default |
 | -------------------- | ------- |
-| DARK | false |
-| HIDE_THUMBNAILS | false |
 | LISTING | All |
 | SORT | Hot |
 | COMMENT_SORT | Hot |
+| DARK | false |
+| HIDE_THUMBNAILS | false |
+| COLLAPSE_MEDIA | false |
 | LINKS_IN_NEW_WINDOW  | false |
 
+To override a default setting to true, set the environment variable to any value. To undo an override, leave the variable blank.