diff --git a/docs/manifest.json b/docs/manifest.json
index b1dfb002ac314..428b7a77e48ca 100644
--- a/docs/manifest.json
+++ b/docs/manifest.json
@@ -437,6 +437,12 @@
 		"markdown_source": "../docs/reference-guides/block-api/block-registration.md",
 		"parent": "block-api"
 	},
+	{
+		"title": "Selectors",
+		"slug": "block-selectors",
+		"markdown_source": "../docs/reference-guides/block-api/block-selectors.md",
+		"parent": "block-api"
+	},
 	{
 		"title": "Styles",
 		"slug": "block-styles",
diff --git a/docs/reference-guides/block-api/block-selectors.md b/docs/reference-guides/block-api/block-selectors.md
index 9ce605782c628..c10aa7798f7ae 100644
--- a/docs/reference-guides/block-api/block-selectors.md
+++ b/docs/reference-guides/block-api/block-selectors.md
@@ -1,5 +1,12 @@
 # Selectors
 
+<div class="callout callout-alert">
+	This API was stabilized in Gutenberg 15.5 and is planned for core release
+	in WordPress 6.3. To use this prior to WordPress 6.3, you will need to
+	install and activate Gutenberg >= 15.5.
+</div>
+<br />
+
 Block Selectors is the API that allows blocks to customize the CSS selector used
 when their styles are generated.
 
diff --git a/docs/toc.json b/docs/toc.json
index e90598f96f4e9..7b48e68cbab56 100644
--- a/docs/toc.json
+++ b/docs/toc.json
@@ -179,6 +179,9 @@
 					{
 						"docs/reference-guides/block-api/block-registration.md": []
 					},
+					{
+						"docs/reference-guides/block-api/block-selectors.md": []
+					},
 					{ "docs/reference-guides/block-api/block-styles.md": [] },
 					{ "docs/reference-guides/block-api/block-supports.md": [] },
 					{