diff --git a/repo/rest-api/src/Infrastructure/JsonDiffJsonPatchValidator.php b/repo/rest-api/src/Infrastructure/JsonDiffJsonPatchValidator.php
index 4fdf627e567..363a72277d6 100644
--- a/repo/rest-api/src/Infrastructure/JsonDiffJsonPatchValidator.php
+++ b/repo/rest-api/src/Infrastructure/JsonDiffJsonPatchValidator.php
@@ -7,7 +7,7 @@
 use Swaggest\JsonDiff\JsonPatch;
 use Swaggest\JsonDiff\MissingFieldException;
 use Swaggest\JsonDiff\UnknownOperationException;
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\ValidationError;
 
 /**
diff --git a/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementErrorResponse.php b/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementErrorResponse.php
index 8151fd3b799..8b4a7c4b5a3 100644
--- a/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementErrorResponse.php
+++ b/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementErrorResponse.php
@@ -3,10 +3,10 @@
 namespace Wikibase\Repo\RestApi\UseCases\PatchItemStatement;
 
 use LogicException;
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
 use Wikibase\Repo\RestApi\UseCases\ErrorResponse;
 use Wikibase\Repo\RestApi\Validation\EditMetadataValidator;
 use Wikibase\Repo\RestApi\Validation\ItemIdValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\StatementIdValidator;
 use Wikibase\Repo\RestApi\Validation\ValidationError;
 
diff --git a/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementValidator.php b/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementValidator.php
index 5279b6f9296..be12748f66a 100644
--- a/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementValidator.php
+++ b/repo/rest-api/src/UseCases/PatchItemStatement/PatchItemStatementValidator.php
@@ -2,9 +2,9 @@
 
 namespace Wikibase\Repo\RestApi\UseCases\PatchItemStatement;
 
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\EditMetadataValidator;
 use Wikibase\Repo\RestApi\Validation\ItemIdValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\StatementIdValidator;
 use Wikibase\Repo\RestApi\Validation\ValidationError;
 
diff --git a/repo/rest-api/src/Domain/Services/JsonPatchValidator.php b/repo/rest-api/src/Validation/JsonPatchValidator.php
similarity index 82%
rename from repo/rest-api/src/Domain/Services/JsonPatchValidator.php
rename to repo/rest-api/src/Validation/JsonPatchValidator.php
index 6b7fe06ab92..651c1c9455f 100644
--- a/repo/rest-api/src/Domain/Services/JsonPatchValidator.php
+++ b/repo/rest-api/src/Validation/JsonPatchValidator.php
@@ -1,8 +1,6 @@
 <?php declare( strict_types=1 );
 
-namespace Wikibase\Repo\RestApi\Domain\Services;
-
-use Wikibase\Repo\RestApi\Validation\ValidationError;
+namespace Wikibase\Repo\RestApi\Validation;
 
 /**
  * @license GPL-2.0-or-later
diff --git a/repo/rest-api/tests/phpunit/Infrastructure/JsonDiffJsonPatchValidatorTest.php b/repo/rest-api/tests/phpunit/Infrastructure/JsonDiffJsonPatchValidatorTest.php
index ed2e74427b3..6c41ecdc01b 100644
--- a/repo/rest-api/tests/phpunit/Infrastructure/JsonDiffJsonPatchValidatorTest.php
+++ b/repo/rest-api/tests/phpunit/Infrastructure/JsonDiffJsonPatchValidatorTest.php
@@ -5,8 +5,8 @@
 use Generator;
 use PHPUnit\Framework\TestCase;
 use Swaggest\JsonDiff\JsonDiff;
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Infrastructure\JsonDiffJsonPatchValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 
 /**
  * @covers \Wikibase\Repo\RestApi\Infrastructure\JsonDiffJsonPatchValidator
diff --git a/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementErrorResponseTest.php b/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementErrorResponseTest.php
index 2e1a2567b69..8ad09bca444 100644
--- a/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementErrorResponseTest.php
+++ b/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementErrorResponseTest.php
@@ -3,11 +3,11 @@
 namespace Wikibase\Repo\Tests\RestApi\UseCases\PatchItemStatement;
 
 use PHPUnit\Framework\TestCase;
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
 use Wikibase\Repo\RestApi\UseCases\ErrorResponse;
 use Wikibase\Repo\RestApi\UseCases\PatchItemStatement\PatchItemStatementErrorResponse;
 use Wikibase\Repo\RestApi\Validation\EditMetadataValidator;
 use Wikibase\Repo\RestApi\Validation\ItemIdValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\StatementIdValidator;
 use Wikibase\Repo\RestApi\Validation\ValidationError;
 
diff --git a/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementValidatorTest.php b/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementValidatorTest.php
index 3d247f633c5..a202d1e8ee3 100644
--- a/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementValidatorTest.php
+++ b/repo/rest-api/tests/phpunit/UseCases/PatchItemStatement/PatchItemStatementValidatorTest.php
@@ -9,11 +9,11 @@
 use Wikibase\DataModel\Entity\ItemIdParser;
 use Wikibase\DataModel\Statement\StatementGuid;
 use Wikibase\Repo\RestApi\DataAccess\StatementDeserializerStatementValidator;
-use Wikibase\Repo\RestApi\Domain\Services\JsonPatchValidator;
 use Wikibase\Repo\RestApi\UseCases\PatchItemStatement\PatchItemStatementRequest;
 use Wikibase\Repo\RestApi\UseCases\PatchItemStatement\PatchItemStatementValidator;
 use Wikibase\Repo\RestApi\Validation\EditMetadataValidator;
 use Wikibase\Repo\RestApi\Validation\ItemIdValidator;
+use Wikibase\Repo\RestApi\Validation\JsonPatchValidator;
 use Wikibase\Repo\RestApi\Validation\StatementIdValidator;
 use Wikibase\Repo\RestApi\Validation\ValidationError;