1 files changed, 2 insertions, 0 deletions
diff --git a/readme.md b/readme.md
index ec4b760..2ea03f7 100644
--- a/readme.md
+++ b/readme.md
@@ -14,3 +14,5 @@ useful for development or proxyless deployments.
 
 - `log` stores the transaction log as CSV (`time,user,amount,comment`)
 - `products` stores the product list as CSV (`barcode,price,name`)
+- `config` stores configuration parameters as ESV (`key=value`)
+  - `transaction_sound`: URL to sound played when creating a transaction