diff --git a/lib/Doctrine/ORM/Query/Parser.php b/lib/Doctrine/ORM/Query/Parser.php
index 21dd8c2cd4e..80336810a02 100644
--- a/lib/Doctrine/ORM/Query/Parser.php
+++ b/lib/Doctrine/ORM/Query/Parser.php
@@ -20,6 +20,7 @@
 
 namespace Doctrine\ORM\Query;
 
+use Doctrine\Deprecations\Deprecation;
 use Doctrine\ORM\EntityManager;
 use Doctrine\ORM\Mapping\ClassMetadata;
 use Doctrine\ORM\Query;
@@ -1870,6 +1871,12 @@ public function JoinAssociationDeclaration()
      */
     public function PartialObjectExpression()
     {
+        Deprecation::trigger(
+            'doctrine/orm',
+            'https://github.com/doctrine/orm/issues/8471',
+            'PARTIAL syntax in DQL is deprecated.'
+        );
+
         $this->match(Lexer::T_PARTIAL);
 
         $partialFieldSet = [];
diff --git a/lib/Doctrine/ORM/UnitOfWork.php b/lib/Doctrine/ORM/UnitOfWork.php
index 32a6bb6b57d..1ed9a28b7e9 100644
--- a/lib/Doctrine/ORM/UnitOfWork.php
+++ b/lib/Doctrine/ORM/UnitOfWork.php
@@ -24,6 +24,7 @@
 use Doctrine\Common\Collections\Collection;
 use Doctrine\Common\EventManager;
 use Doctrine\DBAL\LockMode;
+use Doctrine\Deprecations\Deprecation;
 use Doctrine\ORM\Cache\Persister\CachedPersister;
 use Doctrine\ORM\Event\LifecycleEventArgs;
 use Doctrine\ORM\Event\ListenersInvoker;
@@ -2750,6 +2751,13 @@ public function createEntity($className, array $data, &$hints = [])
 
         // Properly initialize any unfetched associations, if partial objects are not allowed.
         if (isset($hints[Query::HINT_FORCE_PARTIAL_LOAD])) {
+            Deprecation::trigger(
+                'doctrine/orm',
+                'https://github.com/doctrine/orm/issues/8471',
+                'Partial Objects are deprecated (here entity %s)',
+                $className
+            );
+
             return $entity;
         }