diff --git a/.github/workflows/build_platformIO.yml b/.github/workflows/build_platformIO.yml
index 48899b39c..ad6a24c92 100644
--- a/.github/workflows/build_platformIO.yml
+++ b/.github/workflows/build_platformIO.yml
@@ -40,21 +40,20 @@ jobs:
       fail-fast: false
 
       matrix:
-        example: |
-          - 'examples/GettingStarted/GettingStarted.ino'
-          - 'examples/AcknowledgementPayloads/AcknowledgementPayloads.ino'
-          - 'examples/ManualAcknowledgements/ManualAcknowledgements.ino'
-          - 'examples/StreamingData/StreamingData.ino'
-          - 'examples/MulticeiverDemo/MulticeiverDemo.ino'
-          - 'examples/InterruptConfigure/InterruptConfigure.ino'
-
-        board: |
-          - 'teensy31'
-          - 'teensy35'
-          - 'teensy36'
-          - 'teensy40'
-          - 'teensy41'
-          - 'teensylc'
+        example:
+          - "examples/GettingStarted/GettingStarted.ino"
+          - "examples/AcknowledgementPayloads/AcknowledgementPayloads.ino"
+          - "examples/ManualAcknowledgements/ManualAcknowledgements.ino"
+          - "examples/StreamingData/StreamingData.ino"
+          - "examples/MulticeiverDemo/MulticeiverDemo.ino"
+          - "examples/InterruptConfigure/InterruptConfigure.ino"
+        board:
+          - "teensy31"
+          - "teensy35"
+          - "teensy36"
+          - "teensy40"
+          - "teensy41"
+          - "teensylc"
 
     steps:
     - uses: actions/checkout@v2