diff --git a/securing_apps/topics/oidc/javascript-adapter.adoc b/securing_apps/topics/oidc/javascript-adapter.adoc
index 83e21ceab3..b6a9d9f521 100644
--- a/securing_apps/topics/oidc/javascript-adapter.adoc
+++ b/securing_apps/topics/oidc/javascript-adapter.adoc
@@ -289,6 +289,11 @@ adapter::
 responseType::
     Response type sent to {project_name} with login requests. This is determined based on the flow value used during initialization, but can be overridden by setting this value.
 
+pkceMethod::
+    The method for Proof Key Code Exchange (https://tools.ietf.org/html/rfc7636[PKCE]) to use. Configuring this value enables the PKCE mechanism.
+    Available options:
+    * "S256" - The SHA256 based PKCE method
+
 ===== Methods
 
 ====== init(options)