diff --git a/tests/unit/plugins/database/RevisionableModelTest.php b/tests/unit/plugins/database/RevisionableModelTest.php
index 770538166..792c325d0 100644
--- a/tests/unit/plugins/database/RevisionableModelTest.php
+++ b/tests/unit/plugins/database/RevisionableModelTest.php
@@ -12,7 +12,6 @@ class RevisionableModelTest extends PluginTestCase
         include_once base_path().'/tests/fixtures/plugins/database/tester/models/Post.php';
 
         $this->runPluginRefreshCommand('Database.Tester');
-        Model::flushDuplicateCache();
     }
 
     public function testUpdateNothing()