diff --git a/pkgs/build-support/build-fhs-chrootenv/env.nix b/pkgs/build-support/build-fhs-chrootenv/env.nix
index c00d3865afa..610f450cfeb 100644
--- a/pkgs/build-support/build-fhs-chrootenv/env.nix
+++ b/pkgs/build-support/build-fhs-chrootenv/env.nix
@@ -81,6 +81,11 @@ let
       ln -s /host-etc/resolv.conf resolv.conf
       ln -s /host-etc/nsswitch.conf nsswitch.conf
 
+      # symlink sudo and su stuff
+      ln -s /host-etc/login.defs login.defs
+      ln -s /host-etc/sudoers sudoers
+      ln -s /host-etc/sudoers.d sudoers.d
+
       # symlink other core stuff
       ln -s /host-etc/localtime localtime
       ln -s /host-etc/machine-id machine-id