diff --git a/system/codeigniter/Common.php b/system/codeigniter/Common.php
index d9ddf80..4554a71 100644
--- a/system/codeigniter/Common.php
+++ b/system/codeigniter/Common.php
@@ -52,7 +52,7 @@
 		}
 		
 		fclose($fp);
-		@chmod($file, 0777);
+		@chmod($file, DIR_WRITE_MODE);
 		@unlink($file);
 		return TRUE;
 	}