diff --git a/release.nix b/release.nix
index ed91c5a7c6..50607ba5b2 100644
--- a/release.nix
+++ b/release.nix
@@ -183,6 +183,7 @@ let
       diskImage = diskImageFun vmTools.diskImages;
       memSize = 1024;
       meta = { schedulingPriority = toString prio; };
+      configureFlags = "--sysconfdir=/etc";
     };