diff --git a/.node-version b/.node-version
index 02c8b485edb5..a9d087399d71 100644
--- a/.node-version
+++ b/.node-version
@@ -1 +1 @@
-18.18.0
+18.19.0
diff --git a/frontend/package.json b/frontend/package.json
index d3ff9e5b333c..c210239d2600 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -52,7 +52,7 @@
     "@types/lodash.clonedeep": "4.5.9",
     "@types/lodash.mapvalues": "^4.6.9",
     "@types/lodash.omit": "4.5.9",
-    "@types/node": "18.17.19",
+    "@types/node": "18.19.4",
     "@types/react": "17.0.74",
     "@types/react-dom": "17.0.25",
     "@types/react-linkify": "1.0.4",
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index 9544602bd1fa..3721e6a95d48 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -2208,10 +2208,12 @@
   dependencies:
     undici-types "~5.26.4"
 
-"@types/node@18.17.19":
-  version "18.17.19"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.17.19.tgz#80c9b8a89d3648d9e6098f4a7184e03833fee3c5"
-  integrity sha512-+pMhShR3Or5GR0/sp4Da7FnhVmTalWm81M6MkEldbwjETSaPalw138Z4KdpQaistvqQxLB7Cy4xwYdxpbSOs9Q==
+"@types/node@18.19.4":
+  version "18.19.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.19.4.tgz#89672e84f11a2c19543d694dac00ab8d7bc20ddb"
+  integrity sha512-xNzlUhzoHotIsnFoXmJB+yWmBvFZgKCI9TtPIEdYIMM1KWfwuY8zh7wvc1u1OAXlC7dlf6mZVx/s+Y5KfFz19A==
+  dependencies:
+    undici-types "~5.26.4"
 
 "@types/node@^18.17.5":
   version "18.18.5"
diff --git a/package.json b/package.json
index 57bbcee6e986..7745b5e173b8 100644
--- a/package.json
+++ b/package.json
@@ -166,7 +166,7 @@
     "@types/make-fetch-happen": "10.0.4",
     "@types/memoizee": "0.4.11",
     "@types/mime": "3.0.4",
-    "@types/node": "18.17.19",
+    "@types/node": "18.19.4",
     "@types/nodemailer": "6.4.14",
     "@types/owasp-password-strength-test": "1.3.2",
     "@types/pg": "8.10.9",
diff --git a/src/lib/features/playground/feature-evaluator/repository/index.ts b/src/lib/features/playground/feature-evaluator/repository/index.ts
index bba8bc134176..ac86655b531d 100644
--- a/src/lib/features/playground/feature-evaluator/repository/index.ts
+++ b/src/lib/features/playground/feature-evaluator/repository/index.ts
@@ -23,7 +23,7 @@ interface FeatureToggleData {
 }
 
 export default class Repository extends EventEmitter {
-    private timer: NodeJS.Timer | undefined;
+    private timer: NodeJS.Timeout | undefined;
 
     private appName: string;
 
diff --git a/src/lib/features/scheduler/scheduler-service.ts b/src/lib/features/scheduler/scheduler-service.ts
index c94cecfe5049..867f4e8fef90 100644
--- a/src/lib/features/scheduler/scheduler-service.ts
+++ b/src/lib/features/scheduler/scheduler-service.ts
@@ -4,7 +4,7 @@ import { IMaintenanceStatus } from '../maintenance/maintenance-service';
 import { SCHEDULER_JOB_TIME } from '../../metric-events';
 
 export class SchedulerService {
-    private intervalIds: NodeJS.Timer[] = [];
+    private intervalIds: NodeJS.Timeout[] = [];
 
     private logger: Logger;
 
diff --git a/src/lib/metrics.ts b/src/lib/metrics.ts
index e9de062ca947..2d970352c2a1 100644
--- a/src/lib/metrics.ts
+++ b/src/lib/metrics.ts
@@ -22,15 +22,14 @@ import {
 import { IUnleashConfig } from './types/option';
 import { IEnvironmentStore, IUnleashStores } from './types/stores';
 import { hoursToMilliseconds, minutesToMilliseconds } from 'date-fns';
-import Timer = NodeJS.Timer;
 import { InstanceStatsService } from './features/instance-stats/instance-stats-service';
 import { ValidatedClientMetrics } from './services/client-metrics/schema';
 import { IEnvironment } from './types';
 
 export default class MetricsMonitor {
-    timer?: Timer;
+    timer?: NodeJS.Timeout;
 
-    poolMetricsTimer?: Timer;
+    poolMetricsTimer?: NodeJS.Timeout;
 
     constructor() {
         this.timer = undefined;
diff --git a/src/lib/proxy/proxy-repository.ts b/src/lib/proxy/proxy-repository.ts
index 579f892577b6..e490cfd89af7 100644
--- a/src/lib/proxy/proxy-repository.ts
+++ b/src/lib/proxy/proxy-repository.ts
@@ -43,7 +43,7 @@ export class ProxyRepository extends EventEmitter implements RepositoryInterface
 
     private interval: number;
 
-    private timer: NodeJS.Timer | null;
+    private timer: NodeJS.Timeout | null;
 
     private running: boolean;
 
diff --git a/yarn.lock b/yarn.lock
index eaef94cb4286..8eaf61740d9a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1504,10 +1504,12 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-18.11.18.tgz#8dfb97f0da23c2293e554c5a50d61ef134d7697f"
   integrity sha512-DHQpWGjyQKSHj3ebjFI/wRKcqQcdR+MoFBygntYOZytCqNfkd2ZC4ARDJ2DQqhjH5p85Nnd3jhUJIXrszFX/JA==
 
-"@types/node@18.17.19":
-  version "18.17.19"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.17.19.tgz#80c9b8a89d3648d9e6098f4a7184e03833fee3c5"
-  integrity sha512-+pMhShR3Or5GR0/sp4Da7FnhVmTalWm81M6MkEldbwjETSaPalw138Z4KdpQaistvqQxLB7Cy4xwYdxpbSOs9Q==
+"@types/node@18.19.4":
+  version "18.19.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.19.4.tgz#89672e84f11a2c19543d694dac00ab8d7bc20ddb"
+  integrity sha512-xNzlUhzoHotIsnFoXmJB+yWmBvFZgKCI9TtPIEdYIMM1KWfwuY8zh7wvc1u1OAXlC7dlf6mZVx/s+Y5KfFz19A==
+  dependencies:
+    undici-types "~5.26.4"
 
 "@types/node@>=12.0.0":
   version "20.4.1"
@@ -7064,6 +7066,11 @@ uid-safe@~2.1.5:
   dependencies:
     random-bytes "~1.0.0"
 
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
+
 unique-filename@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/unique-filename/-/unique-filename-2.0.1.tgz#e785f8675a9a7589e0ac77e0b5c34d2eaeac6da2"