Hide Oxygen releases
diff --git a/downloads/hidden.txt b/downloads/hidden.txt
index e69de29..c49d708 100644
--- a/downloads/hidden.txt
+++ b/downloads/hidden.txt
@@ -0,0 +1,2 @@
+modeling/mdt/5.3.0/R201706051616

+modeling/mdt/6.3.0/R201706132000