diff --git a/.github/workflows/phpcs_on_pull_request.yml b/.github/workflows/phpcs_on_pull_request.yml
index b59a7a7..5908e20 100644
--- a/.github/workflows/phpcs_on_pull_request.yml
+++ b/.github/workflows/phpcs_on_pull_request.yml
@@ -20,7 +20,7 @@ jobs:
 
     # Install composer dependencies in the workflow run.
     - name: Composer install
-      run: composer install --no-dev --no-progress --no-interaction
+      run: composer install --no-progress --no-interaction
 
     - name: Run PHPCS inspection with PHP 8.1
       uses: rtCamp/action-phpcs-code-review@master