diff --git a/artiq-fast/pkgs/libartiq-support.nix b/artiq-fast/pkgs/libartiq-support.nix
index 7cffaaf..fe1e590 100644
--- a/artiq-fast/pkgs/libartiq-support.nix
+++ b/artiq-fast/pkgs/libartiq-support.nix
@@ -7,7 +7,6 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ rustc ];
   phases = [ "buildPhase" ];
-  # keep in sync with artiq/test/lit/lit.cfg or remove build from the latter once we don't use buildbot/conda anymore
   buildPhase =
   ''
   mkdir $out