diff --git a/plugins/CustomAlerts b/plugins/CustomAlerts
index fb34a735142b04fa8601c5efa15541a49a32fb91..38f4ec3fb93e536b035a3768cd26d5cf384f2366 160000
--- a/plugins/CustomAlerts
+++ b/plugins/CustomAlerts
@@ -1 +1 @@
-Subproject commit fb34a735142b04fa8601c5efa15541a49a32fb91
+Subproject commit 38f4ec3fb93e536b035a3768cd26d5cf384f2366
diff --git a/tests/PHPUnit/Integration/Core/SegmentTest.php b/tests/PHPUnit/Integration/Core/SegmentTest.php
index a12c3059332b55780c95b64f28e760b2afa830bb..f26cd92e140ed59816f73919a0da2880160847c1 100644
--- a/tests/PHPUnit/Integration/Core/SegmentTest.php
+++ b/tests/PHPUnit/Integration/Core/SegmentTest.php
@@ -8,6 +8,7 @@
 use Piwik\Access;
 use Piwik\Common;
 use Piwik\Segment;
+use Piwik\Tests\Fixture;
 
 class SegmentTest extends DatabaseTestCase
 {
diff --git a/tests/PHPUnit/Integration/Core/TrackerTest.php b/tests/PHPUnit/Integration/Core/TrackerTest.php
index 24dbab777c2f08dc994b5e7899c02009c1eee41a..51c8b2aafcdf86807c0f0ae988c3dcba1ea8e2d0 100644
--- a/tests/PHPUnit/Integration/Core/TrackerTest.php
+++ b/tests/PHPUnit/Integration/Core/TrackerTest.php
@@ -6,6 +6,8 @@
  * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
  */
 
+use Piwik\Tests\Fixture;
+
 /**
  * @group Core
  */
diff --git a/tests/PHPUnit/Integration/Core/WidgetsListTest.php b/tests/PHPUnit/Integration/Core/WidgetsListTest.php
index 4e11718d5ac5514bec4621eb8b7d2a58f4b22174..ab3dcb9f8885c1afb6ac41675dbc88a002e139e6 100644
--- a/tests/PHPUnit/Integration/Core/WidgetsListTest.php
+++ b/tests/PHPUnit/Integration/Core/WidgetsListTest.php
@@ -9,6 +9,7 @@
 use Piwik\Access;
 use Piwik\Plugins\Goals\API;
 use Piwik\WidgetsList;
+use Piwik\Tests\Fixture;
 
 /**
  * Class Core_WidgetsListTest