diff --git a/src/protocols/rdp/rdp_fs.h b/src/protocols/rdp/rdp_fs.h
index 85999750..06813501 100644
--- a/src/protocols/rdp/rdp_fs.h
+++ b/src/protocols/rdp/rdp_fs.h
@@ -154,7 +154,9 @@
  */
 
 #define FILE_ATTRIBUTE_READONLY  0x00000001 
+#define FILE_ATTRIBUTE_HIDDEN    0x00000002 
 #define FILE_ATTRIBUTE_DIRECTORY 0x00000010
+#define FILE_ATTRIBUTE_ARCHIVE   0x00000020
 #define FILE_ATTRIBUTE_NORMAL    0x00000080
 
 /*