diff --git a/composer.json b/composer.json
index 7f644b1..70eee98 100644
--- a/composer.json
+++ b/composer.json
@@ -62,7 +62,7 @@
       "PHPCSStandards\\Composer\\Plugin\\Installers\\PHPCodeSniffer\\Plugin::run"
     ],
     "lint": [
-      "@php ./vendor/php-parallel-lint/php-parallel-lint/parallel-lint . -e php --exclude vendor --exclude .git"
+      "@php ./vendor/php-parallel-lint/php-parallel-lint/parallel-lint . -e php --show-deprecated --exclude vendor --exclude .git"
     ],
     "test": [
       "@php ./vendor/phpunit/phpunit/phpunit --no-coverage"