diff --git a/artiq-full.nix b/artiq-full.nix
index 5abf1fb..ee0050b 100644
--- a/artiq-full.nix
+++ b/artiq-full.nix
@@ -44,7 +44,9 @@ let
         "ptb"
         "ptb2"
         "ptb3"
+        "ptb4"
         "ptbin"
+        "siegen"
         "su"
         "sysu"
         "tsinghua"