diff --git a/artiq-fast/wfvm/layers/default.nix b/artiq-fast/wfvm/layers/default.nix
index 05b4a1f..348641f 100644
--- a/artiq-fast/wfvm/layers/default.nix
+++ b/artiq-fast/wfvm/layers/default.nix
@@ -125,7 +125,7 @@ rec {
           ''
           mkdir $out
           cd $out
-          wfvm-run-download-vs
+          wfvm-run-download-vs-1
           '';
       };
       download-2 = wfvm.utils.wfvm-run {