1 files changed, 6 insertions, 1 deletions
diff --git a/nixos/modules/services/continuous-integration/hydra/default.nix b/nixos/modules/services/continuous-integration/hydra/default.nix
index c8edfaf1853..3eed9ba8982 100644
--- a/nixos/modules/services/continuous-integration/hydra/default.nix
+++ b/nixos/modules/services/continuous-integration/hydra/default.nix
@@ -193,7 +193,9 @@ in
 
   config = mkIf cfg.enable {
 
-    users.extraGroups.hydra = { };
+    users.extraGroups.hydra = {
+      gid = config.ids.gids.hydra;
+    };
 
     users.extraUsers.hydra =
       { description = "Hydra";
@@ -201,6 +203,7 @@ in
         createHome = true;
         home = baseDir;
         useDefaultShell = true;
+        uid = config.ids.uids.hydra;
       };
 
     users.extraUsers.hydra-queue-runner =
@@ -208,12 +211,14 @@ in
         group = "hydra";
         useDefaultShell = true;
         home = "${baseDir}/queue-runner"; # really only to keep SSH happy
+        uid = config.ids.uids.hydra-queue-runner;
       };
 
     users.extraUsers.hydra-www =
       { description = "Hydra web server";
         group = "hydra";
         useDefaultShell = true;
+        uid = config.ids.uids.hydra-www;
       };
 
     nix.trustedUsers = [ "hydra-queue-runner" ];