diff --git a/tests/src/Kernel/Normalizer/DocumentRootNormalizerTest.php b/tests/src/Kernel/Normalizer/DocumentRootNormalizerTest.php
index 4278d68..5067bc1 100644
--- a/tests/src/Kernel/Normalizer/DocumentRootNormalizerTest.php
+++ b/tests/src/Kernel/Normalizer/DocumentRootNormalizerTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\jsonapi\Test\Kernel\Normalizer;
+namespace Drupal\Tests\jsonapi\Kernel\Normalizer;
 
 use Drupal\jsonapi\Resource\DocumentWrapper;
 use Drupal\KernelTests\KernelTestBase;
diff --git a/tests/src/Unit/Routing/JsonApiParamEnhancerTest.php b/tests/src/Unit/Routing/JsonApiParamEnhancerTest.php
index cb66a4c..f743301 100644
--- a/tests/src/Unit/Routing/JsonApiParamEnhancerTest.php
+++ b/tests/src/Unit/Routing/JsonApiParamEnhancerTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\jsonapi\Test\Unit\Routing;
+namespace Drupal\Tests\jsonapi\Unit\Routing;
 
 use Drupal\jsonapi\Routing\JsonApiParamEnhancer;
 use Drupal\jsonapi\Routing\Param\CursorPage;
diff --git a/tests/src/Unit/Routing/Param/CursorPageTest.php b/tests/src/Unit/Routing/Param/CursorPageTest.php
index 77861cd..3cde055 100644
--- a/tests/src/Unit/Routing/Param/CursorPageTest.php
+++ b/tests/src/Unit/Routing/Param/CursorPageTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\jsonapi\Test\Unit\Routing\Param;
+namespace Drupal\Tests\jsonapi\Unit\Routing\Param;
 
 use Drupal\jsonapi\Routing\Param\CursorPage;
 use Drupal\Tests\UnitTestCase;
diff --git a/tests/src/Unit/Routing/Param/FilterTest.php b/tests/src/Unit/Routing/Param/FilterTest.php
index b25c65e..f668a6d 100644
--- a/tests/src/Unit/Routing/Param/FilterTest.php
+++ b/tests/src/Unit/Routing/Param/FilterTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\jsonapi\Test\Unit\Routing\Param;
+namespace Drupal\Tests\jsonapi\Unit\Routing\Param;
 
 use Drupal\jsonapi\Routing\Param\Filter;
 use Drupal\Tests\UnitTestCase;
diff --git a/tests/src/Unit/Routing/Param/SortTest.php b/tests/src/Unit/Routing/Param/SortTest.php
index 2c90a1c..bdd4a5a 100644
--- a/tests/src/Unit/Routing/Param/SortTest.php
+++ b/tests/src/Unit/Routing/Param/SortTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Drupal\jsonapi\Test\Unit\Routing\Param;
+namespace Drupal\Tests\jsonapi\Unit\Routing\Param;
 
 use Drupal\jsonapi\Routing\Param\Sort;
 use Drupal\Tests\UnitTestCase;