diff --git a/docs/changelog.asciidoc b/docs/changelog.asciidoc
index 508bb8b9d..b36bb13ee 100644
--- a/docs/changelog.asciidoc
+++ b/docs/changelog.asciidoc
@@ -1,6 +1,17 @@
 [[changelog-client]]
 == Release notes
 
+[discrete]
+=== 8.15.1
+
+[discrete]
+==== Features
+
+[discrete]
+===== Improved support for Elasticsearch `v8.15`
+
+Updated TypeScript types based on fixes and improvements to the Elasticsearch specification.
+
 [discrete]
 === 8.15.0
 
diff --git a/package.json b/package.json
index f69012a40..0339df281 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@elastic/elasticsearch",
-  "version": "8.15.0",
-  "versionCanary": "8.15.0-canary.0",
+  "version": "8.15.1",
+  "versionCanary": "8.15.1-canary.0",
   "description": "The official Elasticsearch client for Node.js",
   "main": "index.js",
   "types": "index.d.ts",
@@ -54,7 +54,7 @@
     "@sinonjs/fake-timers": "github:sinonjs/fake-timers#0bfffc1",
     "@types/debug": "^4.1.7",
     "@types/ms": "^0.7.31",
-    "@types/node": "^17.0.31",
+    "@types/node": "^18.19.55",
     "@types/sinonjs__fake-timers": "^8.1.2",
     "@types/split2": "^3.2.1",
     "@types/stoppable": "^1.1.1",