diff --git a/docs/usage.md b/docs/usage.md
index 88d35b16c..87bdb1717 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -149,4 +149,4 @@ try {
 }
 ```
 
-See the [API documentation](api.md) for more examples and full API reference information.
\ No newline at end of file
+See the [API documentation](api) for more examples and full API reference information.