diff --git a/reference/constraints/ExpressionSyntax.rst b/reference/constraints/ExpressionSyntax.rst
index 3d0ef55f018..45a633867d7 100644
--- a/reference/constraints/ExpressionSyntax.rst
+++ b/reference/constraints/ExpressionSyntax.rst
@@ -28,28 +28,6 @@ The following constraints ensure that:
 
 .. configuration-block::
 
-    .. code-block:: php-annotations
-
-        // src/Entity/Order.php
-        namespace App\Entity;
-
-        use Symfony\Component\Validator\Constraints as Assert;
-
-        class Order
-        {
-            /**
-             * @Assert\ExpressionSyntax
-             */
-            protected $promotion;
-
-            /**
-             * @Assert\ExpressionSyntax(
-             *     allowedVariables={"user", "shipping_centers"}
-             * )
-             */
-            protected $shippingOptions;
-        }
-
     .. code-block:: php-attributes
 
         // src/Entity/Order.php
diff --git a/reference/constraints/Unique.rst b/reference/constraints/Unique.rst
index a3af3f6b94e..4c5c5945e76 100644
--- a/reference/constraints/Unique.rst
+++ b/reference/constraints/Unique.rst
@@ -109,21 +109,6 @@ collection::
 
 .. configuration-block::
 
-    .. code-block:: php-annotations
-
-        // src/Entity/Poi.php
-        namespace App\Entity;
-
-        use Symfony\Component\Validator\Constraints as Assert;
-
-        class Poi
-        {
-            /**
-             * @Assert\Unique(fields={"latitude", "longitude"})
-             */
-            protected $coordinates;
-        }
-
     .. code-block:: php-attributes
 
         // src/Entity/Poi.php