diff --git a/typo3/sysext/backend/Classes/Backend/ToolbarItems/SystemInformationToolbarItem.php b/typo3/sysext/backend/Classes/Backend/ToolbarItems/SystemInformationToolbarItem.php
index 8044f46766645986ec70578c8c1ed85a6176da3e..51640a4a1af47cb40b49c6c3fef5404438174007 100644
--- a/typo3/sysext/backend/Classes/Backend/ToolbarItems/SystemInformationToolbarItem.php
+++ b/typo3/sysext/backend/Classes/Backend/ToolbarItems/SystemInformationToolbarItem.php
@@ -424,16 +424,6 @@ class SystemInformationToolbarItem implements ToolbarItemInterface
         return $GLOBALS['BE_USER'];
     }
 
-    /**
-     * Returns DatabaseConnection
-     *
-     * @return \TYPO3\CMS\Core\Database\DatabaseConnection
-     */
-    protected function getDatabaseConnection()
-    {
-        return $GLOBALS['TYPO3_DB'];
-    }
-
     /**
      * Returns current PageRenderer
      *