diff --git a/docs/features/kubernetes/configuration.md b/docs/features/kubernetes/configuration.md
index 6c9bf43da4..fc32f4da70 100644
--- a/docs/features/kubernetes/configuration.md
+++ b/docs/features/kubernetes/configuration.md
@@ -138,7 +138,7 @@ for real examples.
 
 ##### `clusters.\*.caData` (optional)
 
-PEM-encoded bytes (typically read from a client certificate file).
+PEM-encoded certificate authority certificates.
 
 #### `gke`