diff --git a/docs/guide/readme.md b/docs/guide/readme.md
index 289ab88..61c95a9 100644
--- a/docs/guide/readme.md
+++ b/docs/guide/readme.md
@@ -33,3 +33,7 @@ module.exports = {
 ```
 
 See [http's options](/api/#options).
+
+::: warning
+Note that this module does not currently support IE 11 because of using [ky](https://github.com/sindresorhus/ky) ([open issue](https://github.com/nuxt/http/issues/126))
+:::