diff --git a/_api-reference/cluster-api/cluster-health.md b/_api-reference/cluster-api/cluster-health.md
index 7081a1a587..0fd5662d91 100644
--- a/_api-reference/cluster-api/cluster-health.md
+++ b/_api-reference/cluster-api/cluster-health.md
@@ -25,6 +25,14 @@ GET _cluster/health
 GET _cluster/health/<index>
 ```
 
+## Path parameters
+
+The following table lists the available path parameters. All path parameters are optional.
+
+Parameter | Data type | Description
+:--- | :--- | :---
+&lt;index-name&gt; | String | Limits health reporting to a specific index. Can be a single index or a comma-separated list of index names.
+
 ## Query parameters
 
 The following table lists the available query parameters. All query parameters are optional.