diff --git a/README.md b/README.md
index d48053178895..b23028edd97d 100644
--- a/README.md
+++ b/README.md
@@ -127,7 +127,7 @@ parameters:
 
 ### C. Custom Sets
 
-1. Create a `rector.yaml` config file with your desired Rectors:
+1. Create a `rector.yaml` config file with your desired Rectors or provide another config file with `--config`:
 
     ```yaml
     services: