Docker in crontab detail

README.md

@@ -18,7 +18,7 @@ On the other hand, if you are not experienced with Python you can use Docker. Cl
 docker build -t ynrc .
 ```
 
-Afterwards you can run YNRC (or add it to your crontab) as simple as:
+Afterwards you can run YNRC (or add it to your crontab, but remove `--it` parametar in case you do) as simple as:
 
 ```
 docker run -it --rm ynrc weekly_report --ynab-api-key <add the rest of command line options, see --help>