diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 567e0da..b59e894 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -210,7 +210,7 @@
 				$this->_mysqli->close();
 				$message = 'MySQLi was configured for an SSL connection, but got an unencrypted connection instead!';
 				log_message('error', $message);
-				return ($this->db->db_debug) ? $this->db->display_error($message, '', TRUE) : FALSE;
+				return ($this->db_debug) ? $this->display_error($message, '', TRUE) : FALSE;
 			}
 
 			return $this->_mysqli;