diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 170f1d6aab..4e39b310ce 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -4,12 +4,17 @@ jobs:
   cs-check:
     runs-on: ubuntu-latest
     steps:
-      - name: 'checkout'
+      - name: checkout
         uses: actions/checkout@master
-      - name: 'php-cs-fixer check'
-        uses:  docker://oskarstark/php-cs-fixer-ga
+      - name: setup
+        uses: shivammathur/setup-php@master
         with:
-          args: '--dry-run --diff'
+          php-version: 7.2
+          extension-csv: mbstring, fileinfo, json, intl, dom
+      - name: install
+        run: composer install
+      - name: 'php-cs-fixer check'
+        run: 'vendor/bin/php-cs-fixer --dry-run --diff'
   tests:
     runs-on: ubuntu-latest
     strategy: