diff --git a/aider/website/docs/llms/openrouter.md b/aider/website/docs/llms/openrouter.md
index 94849ae05..b60b698fd 100644
--- a/aider/website/docs/llms/openrouter.md
+++ b/aider/website/docs/llms/openrouter.md
@@ -41,7 +41,7 @@ to allow use of all models.
 
 ## Controlling provider selection
 
-You can control which OpenRouter providers are used by creating a `.aider.model.settings.yml` file in your home directory or project root. For example:
+You can control which OpenRouter providers are used by creating a `.aider.model.settings.yml` file in your home directory or project root. See [Advanced model settings](https://aider.chat/docs/config/adv-model-settings.html) for more details about model settings files. For example:
 
 ```yaml
 - name: openrouter/anthropic/claude-3.5-sonnet