diff --git a/classes/display/DisplayHandler.class.php b/classes/display/DisplayHandler.class.php
index 79e5cdc3d..1ec784ac1 100644
--- a/classes/display/DisplayHandler.class.php
+++ b/classes/display/DisplayHandler.class.php
@@ -155,8 +155,8 @@
             // DB 로그 작성
             if(__DEBUG__>1) {
                 if($GLOBALS['__db_queries__']) {
-                $buff .= "\n- DB Queries\n";
-                $buff .= $GLOBALS['__db_queries__'];
+                    $buff .= "\n- DB Queries\n";
+                    $buff .= $GLOBALS['__db_queries__'];
                 }
                 $buff .= "\n- Elapsed time\n";
 
diff --git a/modules/file/file.controller.php b/modules/file/file.controller.php
index e70e5a1fe..3fbbd244c 100644
--- a/modules/file/file.controller.php
+++ b/modules/file/file.controller.php
@@ -348,6 +348,7 @@
             header("Cache-Control: ");
             header("Pragma: ");
             header("Content-Type: application/octet-stream");
+            header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
 
             header("Content-Length: " .(string)($file_obj->file_size));
             header('Content-Disposition: attachment; filename="'.$filename.'"');