Fix overriding config vars with underscore from environment

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index fa35788d..143bfaa7 100644
--- a/README.md
+++ b/README.md
@@ -231,7 +231,7 @@ into your local `config.hjson` file.
 
 Additionally, you can override any config files with environment variables. These have the same name as the config
 options, and are prefixed with `LEMMY_`. For example, you can override the `database.password` with 
-`LEMMY_DATABASE_PASSWORD=my_password`.
+`LEMMY__DATABASE__POOL_SIZE=10`.
 
 An additional option `LEMMY_DATABASE_URL` is available, which can be used with a PostgreSQL connection string like
 `postgres://lemmy:password@lemmy_db:5432/lemmy`, passing all connection details at once.