diff --git a/.nvmrc b/.nvmrc
index 71b4c49..3caeb5f 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-12.18.2
+14.15.5
diff --git a/README.md b/README.md
index 64ed464..769d112 100644
--- a/README.md
+++ b/README.md
@@ -55,6 +55,7 @@ export function handler(event) {
 ## Features
 
 - webpack 5
+- compiles and deploys to Node.js 14.x by default
 - fast, [no-docker](https://github.com/aws/aws-cdk/issues/9120) CDK construct
 - lambda output only contains the necessary files, no README, tests, ...
 - bundling happens in temporary directories, it never writes in your project directory
diff --git a/package.json b/package.json
index 4b2cdb2..4b76768 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "noop2": "2.0.0",
     "source-map-support": "0.5.19",
     "ts-loader": "8.0.17",
-    "webpack": "5.21.2",
+    "webpack": "5.22.0",
     "webpack-cli": "4.5.0"
   },
   "devDependencies": {
@@ -65,7 +65,7 @@
     "eslint-plugin-import": "2.22.1",
     "eslint-plugin-jest": "24.1.3",
     "prettier-plugin-packagejson": "2.2.9",
-    "semantic-release": "^17.3.8",
+    "semantic-release": "^17.3.9",
     "semantic-release-cli": "5.4.3",
     "tsdx": "0.14.1",
     "tslib": "2.1.0",
diff --git a/src/NodejsFunction.ts b/src/NodejsFunction.ts
index 267cb1c..fc2074a 100644
--- a/src/NodejsFunction.ts
+++ b/src/NodejsFunction.ts
@@ -28,8 +28,8 @@ export interface NodejsFunctionProps extends lambda.FunctionOptions {
    * The runtime environment. Only runtimes of the Node.js family are
    * supported.
    *
-   * @default - `NODEJS_12_X` if `process.versions.node` >= '12.0.0',
-   * `NODEJS_10_X` otherwise.
+   * @default - `NODEJS_14_X` if `process.versions.node` >= '14.0.0',
+   * `NODEJS_12_X` otherwise.
    */
   readonly runtime?: lambda.Runtime;
 
@@ -85,9 +85,9 @@ export class NodejsFunction extends lambda.Function {
 
     const handler = props.handler ?? "handler";
     const defaultRunTime =
-      nodeMajorVersion() >= 12
-        ? lambda.Runtime.NODEJS_12_X
-        : lambda.Runtime.NODEJS_10_X;
+      nodeMajorVersion() >= 14
+        ? lambda.Runtime.NODEJS_14_X
+        : lambda.Runtime.NODEJS_12_X;
     const runtime = props.runtime ?? defaultRunTime;
 
     const outputDir = fs.mkdtempSync(
@@ -208,11 +208,11 @@ export class NodejsFunction extends lambda.Function {
                   path.join(process.cwd(), "tsconfig.json"),
                 )}",
                 transpileOnly: true,
-                // from: https://www.npmjs.com/package/@tsconfig/node12
+                // from: https://www.npmjs.com/package/@tsconfig/node14
                 compilerOptions: {
-                  lib: ["es2019", "es2020.promise", "es2020.bigint", "es2020.string"],
+                  lib: ["es2020"],
                   module: "commonjs",
-                  target: "es2019",
+                  target: "es2020",
                   baseUrl: ".",
                   strict: true,
                   esModuleInterop: true,
diff --git a/yarn.lock b/yarn.lock
index d2e5f67..2295e91 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9919,10 +9919,10 @@ semantic-release-cli@5.4.3:
     user-home "^2.0.0"
     validator "^12.0.0"
 
-semantic-release@^17.3.8:
-  version "17.3.8"
-  resolved "https://registry.yarnpkg.com/semantic-release/-/semantic-release-17.3.8.tgz#ae713d239f60a6ea9ca1c431318507d54b278c67"
-  integrity sha512-VOYRY/qm4ysTUbOTrMaVRd+boG0HQlHgSCvVgNqvG0l99RCIwuUkamD0D+T5l7XhMHc4XGxNRGrElcVyPPS86A==
+semantic-release@^17.3.9:
+  version "17.3.9"
+  resolved "https://registry.yarnpkg.com/semantic-release/-/semantic-release-17.3.9.tgz#99ebe7ef7c6b79b3bfb44baeaf242c6fc6a31f09"
+  integrity sha512-iPDySFcAXG+7KiM0JH4bvF++imkf85VmfXpIBPAyDxK/P4+pe19KNFCfkzTKwUJkTIAyLUIr7WOg3W5h5aMwNg==
   dependencies:
     "@semantic-release/commit-analyzer" "^8.0.0"
     "@semantic-release/error" "^2.2.0"
@@ -11452,10 +11452,10 @@ webpack-sources@^2.1.1:
     source-list-map "^2.0.1"
     source-map "^0.6.1"
 
-webpack@5.21.2:
-  version "5.21.2"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.21.2.tgz#647507e50d3637695be28af58a6a8246050394e7"
-  integrity sha512-xHflCenx+AM4uWKX71SWHhxml5aMXdy2tu/vdi4lClm7PADKxlyDAFFN1rEFzNV0MAoPpHtBeJnl/+K6F4QBPg==
+webpack@5.22.0:
+  version "5.22.0"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-5.22.0.tgz#8505158bc52dcbbdb01ac94796a8aed61badf11a"
+  integrity sha512-xqlb6r9RUXda/d9iA6P7YRTP1ChWeP50TEESKMMNIg0u8/Rb66zN9YJJO7oYgJTRyFyYi43NVC5feG45FSO1vQ==
   dependencies:
     "@types/eslint-scope" "^3.7.0"
     "@types/estree" "^0.0.46"