diff --git a/package.json b/package.json
index b98ad15..48b3024 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "author": "Transcend Inc.",
   "name": "@transcend-io/airgap.js-types",
   "description": "TypeScript types for airgap.js interoperability with custom consent UIs",
-  "version": "12.6.0",
+  "version": "12.7.0",
   "homepage": "https://github.com/transcend-io/airgap.js-types",
   "repository": {
     "type": "git",
diff --git a/src/ui.ts b/src/ui.ts
index 96d071f..12eb5f0 100644
--- a/src/ui.ts
+++ b/src/ui.ts
@@ -16,7 +16,7 @@ import {
   PrivacyRegimeEnum,
   DismissedViewState,
 } from './enums';
-import { AirgapAuth, AirgapAuthMap } from './core';
+import { AirgapAuth, AirgapAuthMap, BooleanString } from './core';
 import { NonTcfVendor } from './iab';
 
 /** Transcend Smart Quarantine API (window.transcend) */
@@ -241,8 +241,12 @@ export const OptionalConsentManagerConfig = t.partial({
    * Potential values: 'closed' (default) and 'open'
    */
   uiShadowRoot: t.string,
-  /** The override value for whether to focus on the first descendant of the root arg w/data-initialFocus attribute */
-  autofocus: t.boolean,
+  /**
+   * The override value for whether to focus on the first descendant of the root arg w/data-initialFocus attribute
+   * Potential values: `'on'` (default) or `'off'`
+   *
+   */
+  autofocus: BooleanString,
 });
 
 /** type overload */