diff --git a/docs/reference-guides/core-blocks.md b/docs/reference-guides/core-blocks.md
index afc50e46ad2d59..51813220e58240 100644
--- a/docs/reference-guides/core-blocks.md
+++ b/docs/reference-guides/core-blocks.md
@@ -239,7 +239,7 @@ Add an image or video with a text overlay. ([Source](https://github.com/WordPres
 
 -	**Name:** core/cover
 -	**Category:** media
--	**Supports:** align, anchor, color (heading, text, ~~background~~), layout (~~allowJustification~~), spacing (blockGap, margin, padding), typography (fontSize, lineHeight), ~~html~~
+-	**Supports:** align, anchor, color (heading, text, ~~background~~, ~~enableContrastChecker~~), layout (~~allowJustification~~), spacing (blockGap, margin, padding), typography (fontSize, lineHeight), ~~html~~
 -	**Attributes:** allowedBlocks, alt, backgroundType, contentPosition, customGradient, customOverlayColor, dimRatio, focalPoint, gradient, hasParallax, id, isDark, isRepeated, minHeight, minHeightUnit, overlayColor, tagName, templateLock, url, useFeaturedImage
 
 ## Details
diff --git a/packages/block-library/src/cover/block.json b/packages/block-library/src/cover/block.json
index 4858923748369b..e88dd2d65a3722 100644
--- a/packages/block-library/src/cover/block.json
+++ b/packages/block-library/src/cover/block.json
@@ -111,7 +111,8 @@
 			"heading": true,
 			"text": true,
 			"background": false,
-			"__experimentalSkipSerialization": [ "gradients" ]
+			"__experimentalSkipSerialization": [ "gradients" ],
+			"enableContrastChecker": false
 		},
 		"typography": {
 			"fontSize": true,