diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index d63c0fd..1d8bc4d 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.0'
+          php-version: 'latest'
           coverage: none
           tools: cs2pr
 
@@ -43,6 +43,9 @@ jobs:
       # @link https://github.com/marketplace/actions/install-composer-dependencies
       - name: Install Composer dependencies
         uses: ramsey/composer-install@v2
+        with:
+          # Bust the cache at least once a month - output format: YYYY-MM.
+          custom-cache-suffix: $(date -u "+%Y-%m")
 
       - name: Install xmllint
         run: |