  systemduserconfdir=${systemd_user_conf_dir}
  
 -systemd_system_unit_path=${systemd_system_conf_dir}:/etc/systemd/system:/run/systemd/system:/usr/local/lib/systemd/system:${systemd_system_unit_dir}:/usr/lib/systemd/system:/lib/systemd/system
-+systemd_system_unit_path=${systemd_system_conf_dir}:/etc/systemd/system:/etc/systemd-mutable/system:/nix/var/nix/profiles/default/lib/systemd/system:/run/systemd/system:${systemdsystemunitdir}
++systemd_system_unit_path=${systemd_system_conf_dir}:/etc/systemd/system:/nix/var/nix/profiles/default/lib/systemd/system:/run/systemd/system:${systemdsystemunitdir}
  systemdsystemunitpath=${systemd_system_unit_path}
  
 -systemd_user_unit_path=${systemd_user_conf_dir}:/etc/systemd/user:/run/systemd/user:/usr/local/lib/systemd/user:/usr/local/share/systemd/user:${systemd_user_unit_dir}:/usr/lib/systemd/user:/usr/share/systemd/user
-+systemd_user_unit_path=${systemd_user_conf_dir}:/etc/systemd/user:/etc/systemd-mutable/user:/nix/var/nix/profiles/default/lib/systemd/user:/run/systemd/user:${systemduserunitdir}
++systemd_user_unit_path=${systemd_user_conf_dir}:/etc/systemd/user:/nix/var/nix/profiles/default/lib/systemd/user:/run/systemd/user:${systemduserunitdir}
 +
  systemduserunitpath=${systemd_user_unit_path}
  

                                        USER_GENERATOR_DIR);
                         break;
 
@@ -844,12 +836,10 @@ char **env_generator_binary_paths(bool is_system) {
                 if (is_system)
                         add = strv_new("/run/systemd/system-environment-generators",
                                         "/etc/systemd/system-environment-generators",

                                         STRV_IFNOTNULL(generator_late));
                         break;
 
@@ -797,7 +788,6 @@ char **generator_binary_paths(UnitFileScope scope) {
                 case UNIT_FILE_SYSTEM:
                         add = strv_new("/run/systemd/system-generators",
                                        "/etc/systemd/system-generators",
