diff --git a/README.md b/README.md
index 53c918f..daa1aa9 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ pip install -r requirements.txt
 ## Usage
 
 ```
-python cdl_downloader <pesel> <barcode>
+python cdl_downloader <pesel> <barcode> [additional_options]
 ```
 
 **Additional options:**