diff --git a/package.json b/package.json
index d9e5c68..03c95a5 100644
--- a/package.json
+++ b/package.json
@@ -34,13 +34,13 @@
   },
   "homepage": "https://github.com/elastic/elastic-transport-js#readme",
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "devDependencies": {
     "@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": "^18.19.21",
     "@types/sinonjs__fake-timers": "^8.1.2",
     "@types/stoppable": "^1.1.1",
     "@types/tap": "^15.0.7",
@@ -64,7 +64,7 @@
     "ms": "^2.1.3",
     "secure-json-parse": "^2.4.0",
     "tslib": "^2.4.0",
-    "undici": "^5.22.1"
+    "undici": "^6.7.0"
   },
   "tap": {
     "ts": true,
diff --git a/src/connection/UndiciConnection.ts b/src/connection/UndiciConnection.ts
index af1a825..412f39a 100644
--- a/src/connection/UndiciConnection.ts
+++ b/src/connection/UndiciConnection.ts
@@ -142,7 +142,6 @@ export default class Connection extends BaseConnection {
       timeoutId = setTimeout(() => {
         timedout = true
         if (options.signal != null) {
-          // @ts-expect-error Event is a Node.js global
           options.signal.dispatchEvent(new Event('abort'))
         } else {
           this[kEmitter].emit('abort')
@@ -165,6 +164,7 @@ export default class Connection extends BaseConnection {
       if (timeoutId != null) clearTimeout(timeoutId)
       switch (err.code) {
         case 'UND_ERR_ABORTED':
+        case DOMException.ABORT_ERR:
           throw (timedout ? new TimeoutError('Request timed out') : new RequestAbortedError('Request aborted'))
         case 'UND_ERR_HEADERS_TIMEOUT':
           throw new TimeoutError('Request timed out')
diff --git a/test/unit/http-connection.test.ts b/test/unit/http-connection.test.ts
index d2ce5d8..149cb12 100644
--- a/test/unit/http-connection.test.ts
+++ b/test/unit/http-connection.test.ts
@@ -1266,7 +1266,7 @@ test('Cleanup abort listener', async t => {
     method: 'GET',
   }, {
     ...options,
-    signal: controller.signal
+    signal: controller.signal as AbortSignal
   })
   // @ts-expect-error
   t.equal(controller.signal.eventEmitter.listeners('abort').length, 0)
diff --git a/tsconfig.json b/tsconfig.json
index e93828b..ea6ec4d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -21,7 +21,8 @@
     "importHelpers": true,
     "outDir": "lib",
     "lib": [
-      "esnext"
+      "esnext",
+      "dom"
     ]
   },
   "formatCodeOptions": {