diff --git a/README.md b/README.md
index 74d0fe3..d1e1d18 100644
--- a/README.md
+++ b/README.md
@@ -41,5 +41,5 @@ curl -X POST --data '{"pan":"4111111111111111","year":"27","month":"12"}' localh
 
 or online:
 ```
-curl -X POST --data '{"pan":"4111111111111111","year":"27","month":"12"}' cards.tertyshny.dev/validate
+curl -X POST --data '{"pan":"4111111111111111","year":"27","month":"12"}' https://cards.tertyshny.dev/validate
 ```