diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 2c6a187..a7122c9 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20.x, 22.x]
+        node-version: [26.12.1]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 2b3f184..8324d25 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -30,7 +30,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-node@v6
         with:
-          node-version: "24"
+          node-version: "26.12.1"
           package-manager-cache: false
       - run: npm ci
       - name: Set unpublished package version
@@ -56,7 +56,7 @@ jobs:
       # _authToken placeholder that blocks the OIDC exchange (E404).
       - uses: actions/setup-node@v6
         with:
-          node-version: "24"
+          node-version: "26.12.1"
           package-manager-cache: false
       - name: Ensure npm supports trusted publishing
         run: |
@@ -144,7 +144,7 @@ jobs:
           name: package-version
       - uses: actions/setup-node@v6
         with:
-          node-version: "24"
+          node-version: "26.12.1"
           package-manager-cache: false
       - run: npm ci
       - run: npm config set "@veryfi:registry" "https://nexus.veryfi.com/repository/npm/"
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..63f87c2
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+26.12.1
diff --git a/README.md b/README.md
index 0ee9f43..7c8494d 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 <img src="https://user-images.githubusercontent.com/30125790/212157461-58bdc714-2f89-44c2-8e4d-d42bee74854e.png#gh-dark-mode-only" width="200">
 <img src="https://user-images.githubusercontent.com/30125790/212157486-bfd08c5d-9337-4b78-be6f-230dc63838ba.png#gh-light-mode-only" width="200">
 
-[![Node.js - version](https://img.shields.io/badge/node-%3E%3D%206.0.0-brightgreen)](https://www.npmjs.com/package/@veryfi/veryfi-sdk)
+[![Node.js - version](https://img.shields.io/badge/node-%3E%3D26.12.1-brightgreen)](https://www.npmjs.com/package/@veryfi/veryfi-sdk)
 [![npm](https://img.shields.io/badge/npm-v7.0.0-blue)](https://www.npmjs.com/package/@veryfi/veryfi-sdk)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
 
diff --git a/package-lock.json b/package-lock.json
index 14f73f5..1dc6893 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,9 @@
       "name": "@veryfi/veryfi-sdk",
       "version": "1.5.0",
       "license": "MIT",
+      "engines": {
+        "node": ">=26.12.1"
+      },
       "devDependencies": {
         "@jest/globals": "^30.4.1",
         "docdash": "^2.0.2",
diff --git a/package.json b/package.json
index f7edbfa..4c8849d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,9 @@
 {
   "name": "@veryfi/veryfi-sdk",
   "version": "1.5.0",
+  "engines": {
+    "node": ">=26.12.1"
+  },
   "description": "Node.js module for communicating with the Veryfi OCR API",
   "main": "lib/client/client.js",
   "typings": "lib/types/Client.ts",