diff --git a/README.md b/README.md
index 0c01654d66..40f6a7b520 100644
--- a/README.md
+++ b/README.md
@@ -263,7 +263,7 @@ they'll be committed to your working directory.
 
 Codex also allows you to use other providers that support the OpenAI Chat Completions (or Responses) API.
 
-To do so, you must first define custom [providers](./config.md#model_providers) in `~/.codex/config.toml`. For example, the provider for a standard Ollama setup would be defined as follows:
+To do so, you must first define custom [providers](./codex-rs/config.md#model_providers) in `~/.codex/config.toml`. For example, the provider for a standard Ollama setup would be defined as follows:
 
 ```toml
 [model_providers.ollama]