diff --git a/.github/workflows/build-all.yml b/.github/workflows/build-all.yml
index 55d80073..71cc67ae 100755
--- a/.github/workflows/build-all.yml
+++ b/.github/workflows/build-all.yml
@@ -90,9 +90,9 @@ jobs:
 
   steps:
     - name: Install Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v4
       with:
-        python-version: '3.x'  
+        python-version: '3.10'  
 
     - name: Install PlatformIO
       run: |