diff --git a/README.md b/README.md
index 621e9b08..c47ad2da 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,15 @@ First, you need to import css:
 import "/node_modules/flag-icons/css/flag-icons.min.css";
 ```
 
+or use CDN:
+
+```html
+<link
+  rel="stylesheet"
+  href="https://cdn.jsdelivr.net/gh/lipis/flag-icons@6.6.6/css/flag-icons.min.css"
+/>
+```
+
 For using the flags inline with text add the classes `.fi` and `.fi-xx` (where `xx` is the [ISO 3166-1-alpha-2 code](https://www.iso.org/obp/ui/#search/code/) of a country) to an empty `<span>`. If you want to have a squared version flag then add the class `fis` as well. Example:
 
 ```html