diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 539bf73..0059ca6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -31,9 +31,6 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Validate composer.json and composer.lock
-        run: composer validate
-
       - name: Set up PHP ${{ matrix.php-version }}
         uses: shivammathur/setup-php@v2
         with:
@@ -42,6 +39,9 @@ jobs:
           coverage: xdebug
           ini-values: error_reporting=E_ALL
 
+      - name: Validate composer.json and composer.lock
+        run: composer validate
+
       - name: Install dependencies
         run: composer update
           --prefer-dist
diff --git a/composer.json b/composer.json
index b4cc9a5..3669ce9 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,8 @@
     "phpunit/phpunit": "^10"
   },
   "require-dev": {
-    "brianium/paratest": "^7",
+    "phpunit/phpunit": "~10.4.0",
+    "brianium/paratest": "^7.3",
     "psalm/plugin-phpunit": "^0.18.4",
     "squizlabs/php_codesniffer": "^3.7.2",
     "vimeo/psalm": "^5.15"