diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ac73401..e027b55 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,26 +8,32 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+
     - name: Set up Python 3.6
       uses: actions/setup-python@v1
       with:
         python-version: 3.6
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+
     - name: Install library
       run: python3 setup.py install
+
     - name: Install sphinx
       run: pip3 install pylint Sphinx sphinx-rtd-theme
-    - name: Run all unittests
-      env: 
+
+    - name: Run unittests
+      env:
         SECRET_IO_KEY: ${{ secrets.CI_IO_KEY }}
         SECRET_IO_USER: ${{ secrets.CI_IO_USERNAME }}
       run: |
         cd tests/
-        ADAFRUIT_IO_KEY="$SECRET_IO_KEY" ADAFRUIT_IO_USERNAME="$SECRET_IO_USER" python -m unittest discover
+        ADAFRUIT_IO_KEY=$SECRET_IO_KEY ADAFRUIT_IO_USERNAME=$SECRET_IO_USER python -m unittest discover
         cd ..
+
     - name: Generate documentation
       run: |
         cd docs && sphinx-build -E -W -b html . _build/html && cd ..
diff --git a/examples/basics/environmental_monitor.py b/examples/basics/environmental_monitor.py
index 144010d..21be64e 100644
--- a/examples/basics/environmental_monitor.py
+++ b/examples/basics/environmental_monitor.py
@@ -87,8 +87,8 @@ sgp30.set_iaq_baseline(0x8973, 0x8aae)
 
 # Sample VEML6070
 def sample_VEML():
-    for j in range(10):
-      uv_raw = uv.read
+    for _ in range(10):
+      uv_raw = uv.uv_raw
     return uv_raw
 
 while True: