diff --git a/README.md b/README.md
index 11a42e5..77840a7 100644
--- a/README.md
+++ b/README.md
@@ -22,3 +22,8 @@ $ go install github.com/jackc/tern/v2@latest
 $ tern new --migrations ./internal/store/pgstore/migrations create_rooms_table
 $ tern new --migrations ./internal/store/pgstore/migrations create_messages_table
 ```
+
+### Wrapper around tern
+
+`tern.config` does not read `.env` file directly so a wrapper was created to be
+able to load environment variables.