diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6f96f2ac14..867b269154 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -432,6 +432,21 @@ jobs:
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
           cache-key: ${{ needs.common.outputs.cache-key }}
+
+      - name: Cache platformio
+        if: github.ref == 'refs/heads/dev'
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
+        with:
+          path: ~/.platformio
+          key: platformio-test-${{ hashFiles('platformio.ini') }}
+
+      - name: Cache platformio
+        if: github.ref != 'refs/heads/dev'
+        uses: actions/cache/restore@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
+        with:
+          path: ~/.platformio
+          key: platformio-test-${{ hashFiles('platformio.ini') }}
+
       - name: Validate and compile components with intelligent grouping
         run: |
           . venv/bin/activate