diff --git a/composer.json b/composer.json
index 32abb544..62569a9a 100644
--- a/composer.json
+++ b/composer.json
@@ -33,6 +33,12 @@
     "jean85/pretty-package-versions": "^1.5 || ^2.0"
   },
   "require-dev": {
+    "codeception/codeception": "^5.0.11",
+    "codeception/module-asserts": "^3.0.0",
+    "codeception/module-datafactory": "^3.0.0",
+    "codeception/module-phpbrowser": "^3.0.0",
+    "codeception/module-rest": "^3.3.2",
+    "codeception/module-yii2": "^1.1.9",
     "craftcms/ecs": "dev-main",
     "craftcms/phpstan": "dev-main",
     "craftcms/rector": "dev-main"