diff --git a/auth/oidc/tests/privacy_provider_test.php b/auth/oidc/tests/privacy_provider_test.php
index dc60bbf6f..6a3989c2d 100644
--- a/auth/oidc/tests/privacy_provider_test.php
+++ b/auth/oidc/tests/privacy_provider_test.php
@@ -41,7 +41,7 @@ final class privacy_provider_test extends \core_privacy\tests\provider_testcase
      * Tests set up.
      */
     public function setUp(): void {
-        global $CFG;
+        parent::setUp();
         $this->resetAfterTest();
         $this->setAdminUser();
     }
diff --git a/local/o365/tests/privacy_provider_test.php b/local/o365/tests/privacy_provider_test.php
index d076e382a..08ae5a455 100644
--- a/local/o365/tests/privacy_provider_test.php
+++ b/local/o365/tests/privacy_provider_test.php
@@ -47,6 +47,7 @@ final class privacy_provider_test extends provider_testcase {
      * Tests set up.
      */
     protected function setUp(): void {
+        parent::setUp();
         $this->resetAfterTest();
         $this->setAdminUser();
     }
diff --git a/local/onenote/tests/privacy_provider_test.php b/local/onenote/tests/privacy_provider_test.php
index 90cdb67df..0b6ea3293 100644
--- a/local/onenote/tests/privacy_provider_test.php
+++ b/local/onenote/tests/privacy_provider_test.php
@@ -48,7 +48,7 @@ final class privacy_provider_test extends provider_testcase {
      * Tests set up.
      */
     public function setUp(): void {
-        global $CFG;
+        parent::setUp();
         $this->resetAfterTest();
         $this->setAdminUser();
     }