diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 3617ae0..629e9ef 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -179,7 +179,6 @@ jobs:
     - uses: actions/checkout@v1
     - name: Install PlatformIO
       run: |
-        pip install -U pip
         pip install -U platformio
     - name: Build Arduino
       continue-on-error: true    # TODO