diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 036ea4f..1756274 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
         sudo apt-get install libi2c-dev -y
 
     - name: Setup PHP
-      uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231 # v2.31.1
+      uses: shivammathur/setup-php@cf4cade2721270509d5b1c766ab3549210a39a2a # v2.33.0
       with:
         php-version: ${{ matrix.php }}
         coverage: none