diff --git a/.github/workflows/data-validate.yml b/.github/workflows/data-validate.yml
new file mode 100644
index 00000000..94a21ac1
--- /dev/null
+++ b/.github/workflows/data-validate.yml
@@ -0,0 +1,25 @@
+name: Validate data.js
+
+on:
+  pull_request:
+    paths: src/data.js
+
+env:
+  CI: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 13.x
+    - name: Install validation libs
+      run: |
+        npm install -g @hapi/joi@17.0.2
+        npm install -g @actions/core@1.2.0
+        npm link @hapi/joi
+        npm link @actions/core
+    - name: Validate data.js
+      run: node ./scripts/data-validate.js
\ No newline at end of file
diff --git a/scripts/data-validate.js b/scripts/data-validate.js
new file mode 100644
index 00000000..2588d112
--- /dev/null
+++ b/scripts/data-validate.js
@@ -0,0 +1,31 @@
+import Joi from '@hapi/joi';
+import core from '@actions/core';
+import data from '../src/data.js';
+
+const schema = Joi.object({
+  name: Joi.string().required(),
+  description: Joi.string().required(),
+  url: Joi.string()
+    .uri()
+    .required(),
+  country: Joi.string().required(),
+  twitter: Joi.string(),
+  emoji: Joi.string(),
+  computer: Joi.string().valid('apple', 'windows', 'linux'),
+  phone: Joi.string().valid('iphone', 'ios', 'android'),
+  tags: Joi.array().items(Joi.string()),
+});
+
+const errors = data
+  .map(person => schema.validate(person))
+  .filter(v => v.error)
+  .map(v => v.error);
+
+errors.forEach(e => {
+  core.error(e._original.name);
+  e.details.forEach(d => core.error(d.message));
+});
+
+if (errors.length) {
+  core.setFailed('Action failed with validation errors, see logs');
+}