diff --git a/tests/System/integration/install/Installation.cy.js b/tests/System/integration/install/Installation.cy.js
index 2a5909f7c0c8a..fd3f1ccc6088b 100644
--- a/tests/System/integration/install/Installation.cy.js
+++ b/tests/System/integration/install/Installation.cy.js
@@ -19,6 +19,9 @@ describe('Install Joomla', () => {
     cy.task('deleteRelativePath', 'configuration.php');
     cy.installJoomla(config);
 
+    // Disable compat plugin
+    cy.db_enableExtension(0, 'plg_behaviour_compat');
+
     cy.doAdministratorLogin(config.username, config.password, false);
     cy.cancelTour();
     cy.disableStatistics();