diff --git a/README.md b/README.md
index 476a27c..71d06dc 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ API template for [Dynamic Content Delivery](https://git.sador.me/sadorowo/dynami
         }
 
         ```
-        > Warning!
+        > [!WARNING]
         > Do not change the structure of the `DATA` object. It must be an object with keys being IDs and values, which are objects with CSS selectors as keys and objects with DOM properties as values.
         > Make sure that your API is running on the same port as the one provided in `PORT` constant.
 5. Run the API: