diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 82e9d5735..6e71351a9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -28,8 +28,6 @@ jobs:
     steps:
     - name: Setup Python
       uses: actions/setup-python@v1
-      with:
-        python-version: 3.5
 
     - name: Setup Node.js
       uses: actions/setup-node@v1.1.0
@@ -39,10 +37,9 @@ jobs:
         npm install --global xpm
         xpm install --global @xpack-dev-tools/arm-none-eabi-gcc@latest
         xpm install --global @xpack-dev-tools/riscv-none-embed-gcc@latest
-        export PATH=$PATH:`echo $HOME/opt/xPacks/@xpack-dev-tools/arm-none-eabi-gcc/*/.content/bin`:`echo $HOME/opt/xPacks/@xpack-dev-tools/riscv-none-embed-gcc/*/.content/bin`
-        arm-none-eabi-gcc --version
-        riscv-none-embed-gcc --version        
-    
+        echo "::add-path::`echo $HOME/opt/xPacks/@xpack-dev-tools/arm-none-eabi-gcc/*/.content/bin`"
+        echo "::add-path::`echo $HOME/opt/xPacks/@xpack-dev-tools/riscv-none-embed-gcc/*/.content/bin`"
+      
     - name: Checkout TinyUSB
       uses: actions/checkout@v2
     
@@ -54,6 +51,4 @@ jobs:
         git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive
     
     - name: Build
-      run: |
-        export PATH=$PATH:`echo $HOME/opt/xPacks/@xpack-dev-tools/arm-none-eabi-gcc/*/.content/bin`:`echo $HOME/opt/xPacks/@xpack-dev-tools/riscv-none-embed-gcc/*/.content/bin`
-        python3 tools/build_all.py ${{ matrix.example }}
+      run: python3 tools/build_all.py ${{ matrix.example }}