diff --git a/src/Symfony/Bridge/Doctrine/Form/Type/DoctrineType.php b/src/Symfony/Bridge/Doctrine/Form/Type/DoctrineType.php
index 65a3368ba2156..0c106703da499 100644
--- a/src/Symfony/Bridge/Doctrine/Form/Type/DoctrineType.php
+++ b/src/Symfony/Bridge/Doctrine/Form/Type/DoctrineType.php
@@ -285,3 +285,5 @@ public function reset()
         $this->choiceLoaders = [];
     }
 }
+
+interface_exists(ObjectManager::class);
diff --git a/src/Symfony/Bridge/Doctrine/Form/Type/EntityType.php b/src/Symfony/Bridge/Doctrine/Form/Type/EntityType.php
index f48b7f2f0cf82..6d5443e0e3bf5 100644
--- a/src/Symfony/Bridge/Doctrine/Form/Type/EntityType.php
+++ b/src/Symfony/Bridge/Doctrine/Form/Type/EntityType.php
@@ -93,3 +93,5 @@ private function parameterToArray(Parameter $parameter)
         return [$parameter->getName(), $parameter->getType(), $parameter->getValue()];
     }
 }
+
+interface_exists(ObjectManager::class);
diff --git a/src/Symfony/Bridge/Doctrine/Security/User/EntityUserProvider.php b/src/Symfony/Bridge/Doctrine/Security/User/EntityUserProvider.php
index 7df455abf4192..25efec6e1bfbe 100644
--- a/src/Symfony/Bridge/Doctrine/Security/User/EntityUserProvider.php
+++ b/src/Symfony/Bridge/Doctrine/Security/User/EntityUserProvider.php
@@ -136,3 +136,6 @@ private function getClassMetadata(): ClassMetadata
         return $this->getObjectManager()->getClassMetadata($this->classOrAlias);
     }
 }
+
+interface_exists(ObjectManager::class);
+interface_exists(ObjectRepository::class);