diff --git a/.github/workflows/platformio.yml b/.github/workflows/platformio.yml
index 3ba1e533..612f7ce8 100644
--- a/.github/workflows/platformio.yml
+++ b/.github/workflows/platformio.yml
@@ -15,17 +15,23 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       max-parallel: 1
       matrix:
-        python-version: [3.7]
+        os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v1
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v3
         with:
-          python-version: ${{ matrix.python-version }}
+          path: |
+            ~/.cache/pip
+            ~/.platformio/.cache
+          key: ${{ runner.os }}-pio
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
@@ -34,12 +40,7 @@ jobs:
       - name: Basic Arduino IDE example test
         run: |
           cd examples/advanced_sensirion
-          pio run
-      - name: PlatformIO registry backward (M5CoreInk project)
-        run: |
-          git clone https://github.com/hpsaturn/co2_m5coreink.git
-          cd co2_m5coreink
-          pio run
+          pio run 
       - name: PlatformIO registry lastest (M5Atom project)
         run: |
           cd examples/m5atom
diff --git a/.github/workflows/schedule.yml b/.github/workflows/schedule.yml
index d33c5a53..69a4216a 100644
--- a/.github/workflows/schedule.yml
+++ b/.github/workflows/schedule.yml
@@ -1,5 +1,4 @@
 name: Schedule
- 
 
 on:
   schedule:
@@ -7,17 +6,23 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       max-parallel: 1
       matrix:
-        python-version: [3.7]
+        os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v1
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v1
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v3
         with:
-          python-version: ${{ matrix.python-version }}
+          path: |
+            ~/.cache/pip
+            ~/.platformio/.cache
+          key: ${{ runner.os }}-pio
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip