1 files changed, 4 insertions, 24 deletions
diff --git a/nixpkgs/nixos/modules/services/monitoring/prometheus/alertmanager.nix b/nixpkgs/nixos/modules/services/monitoring/prometheus/alertmanager.nix
index 7d790b6b590b..11d85e9c4fc3 100644
--- a/nixpkgs/nixos/modules/services/monitoring/prometheus/alertmanager.nix
+++ b/nixpkgs/nixos/modules/services/monitoring/prometheus/alertmanager.nix
@@ -40,22 +40,6 @@ in {
         '';
       };
 
-      user = mkOption {
-        type = types.str;
-        default = "nobody";
-        description = ''
-          User name under which Alertmanager shall be run.
-        '';
-      };
-
-      group = mkOption {
-        type = types.str;
-        default = "nogroup";
-        description = ''
-          Group under which Alertmanager shall be run.
-        '';
-      };
-
       configuration = mkOption {
         type = types.nullOr types.attrs;
         default = null;
@@ -151,17 +135,13 @@ in {
       systemd.services.alertmanager = {
         wantedBy = [ "multi-user.target" ];
         after    = [ "network.target" ];
-        script = ''
-          ${cfg.package}/bin/alertmanager \
-            ${concatStringsSep " \\\n  " cmdlineArgs}
-        '';
-
         serviceConfig = {
-          User = cfg.user;
-          Group = cfg.group;
           Restart  = "always";
-          PrivateTmp = true;
+          DynamicUser = true;
           WorkingDirectory = "/tmp";
+          ExecStart = "${cfg.package}/bin/alertmanager" +
+            optionalString (length cmdlineArgs != 0) (" \\\n  " +
+              concatStringsSep " \\\n  " cmdlineArgs);
           ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
         };
       };