diff --git a/composer.json b/composer.json
index 0d9695e..6370482 100644
--- a/composer.json
+++ b/composer.json
@@ -5,13 +5,14 @@
     "homepage": "https://www.silverstripe.org",
     "license": "BSD-3-Clause",
     "require": {
+        "php": "^7.3 || ^8.0",
         "silverstripe/recipe-plugin": "^1",
         "silverstripe/recipe-cms": "4.x-dev",
         "silverstripe/restfulserver": "2.x-dev",
         "silverstripe/versionfeed": "2.x-dev"
     },
     "require-dev": {
-        "sminnee/phpunit": "^5.7"
+        "phpunit/phpunit": "^9.5"
     },
     "extra": {
         "project-files": []
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index bdd7681..f55f5dc 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,6 +1,8 @@
 <phpunit bootstrap="vendor/silverstripe/cms/tests/bootstrap.php" colors="true">
-    <testsuite name="recipe-services">
-        <directory>vendor/silverstripe/restfulserver/tests</directory>
-        <directory>vendor/silverstripe/versionfeed/tests</directory>
-    </testsuite>
+    <testsuites>
+        <testsuite name="recipe-services">
+            <directory>vendor/silverstripe/restfulserver/tests</directory>
+            <directory>vendor/silverstripe/versionfeed/tests</directory>
+        </testsuite>
+    </testsuites>
 </phpunit>