diff --git a/src/App.php b/src/App.php
index c0787a460e..c0c3878538 100644
--- a/src/App.php
+++ b/src/App.php
@@ -155,16 +155,6 @@ class App
 		return $this->config->getCache()->get('system', 'basepath');
 	}
 
-	/**
-	 * Returns the Database of the Application
-	 *
-	 * @return Database
-	 */
-	public function getDBA()
-	{
-		return $this->database;
-	}
-
 	/**
 	 * @deprecated 2019.09 - use Page->registerStylesheet instead
 	 * @see        Page::registerStylesheet()
diff --git a/src/Module/Install.php b/src/Module/Install.php
index 29fbdacbc0..228f4be44a 100644
--- a/src/Module/Install.php
+++ b/src/Module/Install.php
@@ -111,7 +111,7 @@ class Install extends BaseModule
 				self::checkSetting($configCache, $_POST, 'database', 'database', '');
 
 				// If we cannot connect to the database, return to the previous step
-				if (!self::$installer->checkDB($a->getDBA())) {
+				if (!self::$installer->checkDB(DI::dba())) {
 					self::$currentWizardStep = self::DATABASE_CONFIG;
 				}
 
@@ -135,7 +135,7 @@ class Install extends BaseModule
 				self::checkSetting($configCache, $_POST, 'config', 'admin_email', '');
 
 				// If we cannot connect to the database, return to the Database config wizard
-				if (!self::$installer->checkDB($a->getDBA())) {
+				if (!self::$installer->checkDB(DI::dba())) {
 					self::$currentWizardStep = self::DATABASE_CONFIG;
 					return;
 				}