diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 95a408fc..35b8c394 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,6 +30,10 @@ jobs:
     - uses: actions/checkout@v1
       with:
         submodules: true
+    - name: Set up Python 3.x
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.x
     - uses: ruby/setup-ruby@v1
       with:
         ruby-version: 3.0
@@ -38,6 +42,9 @@ jobs:
       run: |
         gem install bundler:1.17.3
         bundle install --full-index
+        pip install python-frontmatter
+    - name: Check feature names
+      run: python3 check-features.py
     - name: Build site with jekyll
       run: |
         bundle exec jekyll build -d build
diff --git a/_board/diodes_delight_piunora.md b/_board/diodes_delight_piunora.md
index f9000a65..9c493d3a 100644
--- a/_board/diodes_delight_piunora.md
+++ b/_board/diodes_delight_piunora.md
@@ -10,7 +10,7 @@ download_instructions:
 date_added: 2021-2-14
 features:
   - Wi-Fi
-  - Bluetooth/BLE
+  - Bluetooth/BTLE
   - STEMMA QT/QWIIC
   - Arduino Shield Compatible
   - USB-C
diff --git a/_board/raspberrypi_zero.md b/_board/raspberrypi_zero.md
index eaa2acfa..273c0727 100644
--- a/_board/raspberrypi_zero.md
+++ b/_board/raspberrypi_zero.md
@@ -8,7 +8,6 @@ board_url: "https://www.raspberrypi.com/products/raspberry-pi-zero/"
 board_image: "raspberry_pi_zero.jpg"
 date_added: 2022-2-14
 features:
-- 40-pin GPIO
 ---
 
 **NOTE**: Not all features are supported in CircuitPython.
diff --git a/check-features.py b/check-features.py
new file mode 100755
index 00000000..4e0d043f
--- /dev/null
+++ b/check-features.py
@@ -0,0 +1,18 @@
+#!/usr/bin/python3
+from pathlib import Path
+import frontmatter
+
+with open('template.md', "rt") as f:
+    metadata, content = frontmatter.parse(f.read())
+    acceptable_features = set(metadata['features'])
+
+failed = False
+for filename in Path('_board').glob("*.md"):
+    with open(filename, "rt") as f:
+        metadata, content = frontmatter.parse(f.read())
+    features = metadata.get('features') or ()
+    for feature in sorted(set(features) - acceptable_features):
+        print(f"{filename}:0: Non-standard feature: {feature}")
+        failed = True
+
+raise SystemExit(failed)