diff --git a/docs/Formatting.md b/docs/Formatting.md
index 9e12b2d..55b500b 100644
--- a/docs/Formatting.md
+++ b/docs/Formatting.md
@@ -16,9 +16,9 @@
 
 Under the hood, `formatjs` is used for localizing your messages. It allows `svelte-i18n` to support the ICU message syntax. It is strongly recommended to read their documentation about it.
 
-- [Basic Internationalization Principles](https://formatjs.io/docs/basic-internationalization-principles)
-- [Runtime Environments](https://formatjs.io/docs/runtime-requirements)
-- [ICU Message Syntax](https://formatjs.io/docs/icu-syntax)
+- [Basic Internationalization Principles](https://formatjs.io/docs/core-concepts/basic-internationalization-principles)
+- [Runtime Environments](https://formatjs.io/docs/guides/runtime-requirements/)
+- [ICU Message Syntax](https://formatjs.io/docs/core-concepts/icu-syntax/)
 
 ### `$format` or `$_` or `$t`