diff --git a/.github/workflows/coding-standards.yml b/.github/workflows/coding-standards.yml
index 2aab79c..1807bb9 100644
--- a/.github/workflows/coding-standards.yml
+++ b/.github/workflows/coding-standards.yml
@@ -114,7 +114,7 @@ jobs:
       # Run Coding Standards on Tests.
       - name: Run Coding Standards on Tests
         working-directory: ${{ env.PLUGIN_DIR }}
-        if: ${{ matrix.php-versions == '8.1' || matrix.php-versions == '8.2' || matrix.php-versions == '8.3' || matrix.php-versions == '8.4' }}
+        if: ${{ contains('8.1 8.2 8.3 8.4', matrix.php-versions) }}
         run: php vendor/bin/phpcs -q --standard=phpcs.tests.xml --report=checkstyle ./tests | cs2pr
 
       # Run WordPress Coding Standards on Plugin.