diff --git a/core/modules/update/tests/src/Functional/UpdateCoreTest.php b/core/modules/update/tests/src/Functional/UpdateCoreTest.php
index 5ecbbe7b08..b47bc9b00d 100644
--- a/core/modules/update/tests/src/Functional/UpdateCoreTest.php
+++ b/core/modules/update/tests/src/Functional/UpdateCoreTest.php
@@ -242,14 +242,6 @@ public function securityUpdateAvailabilityProvider() {
         'expected_update_message_type' => static::SECURITY_UPDATE_REQUIRED,
         'fixture' => 'sec.0.2',
       ],
-      // Site on latest security release available for site minor release 0.
-      // Minor release 1 also has a security release.
-      '0.2, 0.2' => [
-        'site_patch_version' => '0.2',
-        'expected_security_release' => ['1.2', '2.0-rc2'],
-        'expected_update_message_type' => static::UPDATE_AVAILABLE,
-        'fixture' => 'sec.2.0-rc2',
-      ],
       // Two security releases available for site minor release 0.
       // 0.1 security release marked as insecure.
       // No releases for next minor.
@@ -318,16 +310,16 @@ public function securityUpdateAvailabilityProvider() {
       $test_cases["Pre-release:$pre_release, no security update"] = [
         'site_patch_version' => $pre_release,
         'expected_security_releases' => [],
-        'expected_update_message_type' => $pre_release === '2.0-rc2' ? static::UPDATE_NONE : static::UPDATE_AVAILABLE,
-        'fixture' => 'sec.2.0-rc2-b',
+        'expected_update_message_type' => $pre_release === '0.2-rc2' ? static::UPDATE_NONE : static::UPDATE_AVAILABLE,
+        'fixture' => 'sec.0.2-rc2-b',
       ];
     }
 
     // @todo In https://www.drupal.org/node/2865920 add test cases:
     //   - For all pre-releases for 8.2.0 except 8.2.0-rc2 using the
-    //     'sec.2.0-rc2' fixture to ensure that 8.2.0-rc2 is the only security
+    //     'sec.0.2-rc2' fixture to ensure that 8.2.0-rc2 is the only security
     //     update.
-    //   - For 8.1.0 using fixture 'sec.2.0-rc2' to ensure that only security
+    //   - For 8.1.0 using fixture 'sec.0.2-rc2' to ensure that only security
     //     updates are 8.1.2 and 8.2.0-rc2.
     return $test_cases;
   }