diff --git a/how-to-use-the-api/api-overview.md b/how-to-use-the-api/api-overview.md
index fa7a0465..45201c8d 100644
--- a/how-to-use-the-api/api-overview.md
+++ b/how-to-use-the-api/api-overview.md
@@ -1,6 +1,6 @@
 # API Overview
 
-The API is the primary way to get OpenAlex data. It's free and requires no authentication. The daily limit for API calls is 100,000 requests per user per day. For best performance, [add your email](how-to-use-the-api/rate-limits-and-authentication.md#the-polite-pool) to all API requests, like `mailto=example@domain.com`.
+The API is the primary way to get OpenAlex data. It's free and requires no authentication. The daily limit for API calls is 100,000 requests per user per day. For best performance, [add your email](./rate-limits-and-authentication.md#the-polite-pool) to all API requests, like `mailto=example@domain.com`.
 
 ## Learn more about the API