diff --git a/README.md b/README.md
index 206bb46..5433b97 100644
--- a/README.md
+++ b/README.md
@@ -83,8 +83,8 @@ Whether errors details should be sent to browser. Anyway errors are written to t
 
 #### `logger`/`level`
 
-How many messages should be logged to the file. The value is one of the `\Monolog\Logger` constants.
-You can read more about log levels [here](https://seldaek.github.io/monolog/doc/01-usage.html#log-levels).
+How many messages should be logged to the file. The value is a minimum log level name, e.g. `'debug'`, `'error'`.
+You can read more about log levels [there](https://github.com/apix/log#log-levels).
 
 #### `fonts`