diff --git a/composer.json b/composer.json
index 9e7705b73db9..903b947b077c 100644
--- a/composer.json
+++ b/composer.json
@@ -119,6 +119,8 @@
         "psr/simple-cache-implementation": "1.0|2.0|3.0"
     },
     "conflict": {
+        "carbonphp/carbon-doctrine-types": ">=3.0",
+        "doctrine/dbal": ">=4.0",
         "tightenco/collect": "<5.5.33"
     },
     "autoload": {