diff --git a/.github/workflows/build-lint-test.yml b/.github/workflows/build-lint-test.yml
index 164d6c9..9c43115 100644
--- a/.github/workflows/build-lint-test.yml
+++ b/.github/workflows/build-lint-test.yml
@@ -22,15 +22,12 @@ jobs:
     runs-on: ubuntu-latest
     needs:
       - prepare
-    strategy:
-      matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
     steps:
       - uses: actions/checkout@v3
-      - name: Use Node.js ${{ matrix.node-version }}
+      - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: ${{ matrix.node-version }}
+          node-version-file: '.nvmrc'
           cache: 'yarn'
       - run: yarn --immutable --immutable-cache
       - run: yarn build
@@ -47,15 +44,12 @@ jobs:
     runs-on: ubuntu-latest
     needs:
       - prepare
-    strategy:
-      matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
     steps:
       - uses: actions/checkout@v3
-      - name: Use Node.js ${{ matrix.node-version }}
+      - name: Use Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: ${{ matrix.node-version }}
+          node-version-file: '.nvmrc'
           cache: 'yarn'
       - run: yarn --immutable --immutable-cache
       - run: yarn lint
@@ -80,7 +74,7 @@ jobs:
       - prepare
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
+        node-version: [18.x, 20.x]
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
diff --git a/.nvmrc b/.nvmrc
index 958b5a3..b009dfb 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-v14
+lts/*
diff --git a/README.md b/README.md
index 1c3f3ac..f96489e 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ type Slip44 = {
 
 ### Setup
 
-- Install [Node.js](https://nodejs.org) version 14
+- Install [Node.js](https://nodejs.org) version 18
   - If you are using [nvm](https://github.com/creationix/nvm#installation) (recommended) running `nvm use` will automatically choose the right node version for you.
 - Install [Yarn v3](https://yarnpkg.com/getting-started/install)
 - Run `yarn install` to install dependencies and run any required post-install scripts
diff --git a/package.json b/package.json
index 944a85f..b4ed5b0 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
   },
   "packageManager": "yarn@3.2.4",
   "engines": {
-    "node": ">=14.0.0"
+    "node": "^18.16 || >=20"
   },
   "publishConfig": {
     "access": "public",