diff --git a/docs/reference-guides/core-blocks.md b/docs/reference-guides/core-blocks.md
index dfe0f224c8f360..782489fb7e9532 100644
--- a/docs/reference-guides/core-blocks.md
+++ b/docs/reference-guides/core-blocks.md
@@ -689,7 +689,7 @@ Displays the title of a post, page, or any other content-type. ([Source](https:/
 -	**Name:** core/post-title
 -	**Category:** theme
 -	**Supports:** align (full, wide), color (background, gradients, link, text), interactivity (clientNavigation), spacing (margin, padding), typography (fontSize, lineHeight), ~~html~~
--	**Attributes:** isLink, level, linkTarget, rel, textAlign
+-	**Attributes:** isLink, level, levelOptions, linkTarget, rel, textAlign
 
 ## Preformatted
 
diff --git a/packages/block-library/src/post-title/block.json b/packages/block-library/src/post-title/block.json
index 9c3ba3e214e4b1..ecb5053d6cd39e 100644
--- a/packages/block-library/src/post-title/block.json
+++ b/packages/block-library/src/post-title/block.json
@@ -15,6 +15,9 @@
 			"type": "number",
 			"default": 2
 		},
+		"levelOptions": {
+			"type": "array"
+		},
 		"isLink": {
 			"type": "boolean",
 			"default": false
diff --git a/packages/block-library/src/post-title/edit.js b/packages/block-library/src/post-title/edit.js
index 3963016e342822..d24455f0956358 100644
--- a/packages/block-library/src/post-title/edit.js
+++ b/packages/block-library/src/post-title/edit.js
@@ -22,7 +22,7 @@ import { useEntityProp, store as coreStore } from '@wordpress/core-data';
 import { useSelect } from '@wordpress/data';
 
 export default function PostTitleEdit( {
-	attributes: { level, textAlign, isLink, rel, linkTarget },
+	attributes: { level, levelOptions, textAlign, isLink, rel, linkTarget },
 	setAttributes,
 	context: { postType, postId, queryId },
 	insertBlocksAfter,
@@ -125,6 +125,7 @@ export default function PostTitleEdit( {
 					<BlockControls group="block">
 						<HeadingLevelDropdown
 							value={ level }
+							options={ levelOptions }
 							onChange={ ( newLevel ) =>
 								setAttributes( { level: newLevel } )
 							}