diff --git a/packages/block-editor/README.md b/packages/block-editor/README.md
index b5f12c93b156e..4c16062eae1de 100644
--- a/packages/block-editor/README.md
+++ b/packages/block-editor/README.md
@@ -569,6 +569,7 @@ _Properties_
 -   _\_\_experimentalBlockDirectory_ `boolean`: Whether the user has enabled the Block Directory
 -   _\_\_experimentalBlockPatterns_ `Array`: Array of objects representing the block patterns
 -   _\_\_experimentalBlockPatternCategories_ `Array`: Array of objects representing the block pattern categories
+-   _\_\_experimentalGenerateAnchors_ `boolean`: Enable/Disable auto anchor generation for Heading blocks
 -   _\_\_unstableGalleryWithImageBlocks_ `boolean`: Whether the user has enabled the refactored gallery block which uses InnerBlocks
 
 ### SkipToSelectedBlock
diff --git a/packages/block-editor/src/store/defaults.js b/packages/block-editor/src/store/defaults.js
index 67c6937a4645d..323768ff2ae34 100644
--- a/packages/block-editor/src/store/defaults.js
+++ b/packages/block-editor/src/store/defaults.js
@@ -28,6 +28,7 @@ export const PREFERENCES_DEFAULTS = {
  * @property {boolean}       __experimentalBlockDirectory           Whether the user has enabled the Block Directory
  * @property {Array}         __experimentalBlockPatterns            Array of objects representing the block patterns
  * @property {Array}         __experimentalBlockPatternCategories   Array of objects representing the block pattern categories
+ * @property {boolean}       __experimentalGenerateAnchors          Enable/Disable auto anchor generation for Heading blocks
  * @property {boolean}       __unstableGalleryWithImageBlocks       Whether the user has enabled the refactored gallery block which uses InnerBlocks
  */
 export const SETTINGS_DEFAULTS = {