1 files changed, 2 insertions, 1 deletions

diff --git a/custom/trivmix-service.nix b/custom/trivmix-service.nix
index e9120f88..44044504 100644
--- a/custom/trivmix-service.nix
+++ b/custom/trivmix-service.nix
@@ -4,6 +4,7 @@
 , connectIn ? null
 , group ? null
 , initial ? null
+, adjustable ? true
 , trivmix
 , stdenv
 , makeWrapper
@@ -34,7 +35,7 @@ in {
         ${optionalString connect "--run ${connectScript}"} \
         ${optionalString (! isNull run) "--run ${run}"} \
         ${optionalString (! isNull initial) "--level ${initial}"} \
-        /dev/shm/mix/${name}/level \
+        ${optionalString (adjustable && isNull group) "/dev/shm/mix/${name}/level"} \
         ${optionalString (! isNull group) "/dev/shm/mix/${group}/level"}
       '';
       User = "jack";