diff --git a/nixos-modules/hydra.nix b/nixos-modules/hydra.nix
index d001675d..6a2390c4 100644
--- a/nixos-modules/hydra.nix
+++ b/nixos-modules/hydra.nix
@@ -68,7 +68,7 @@ in
 
       package = mkOption {
         type = types.path;
-        default = pkgs.hydra_unstable;
+        default = pkgs.hydra;
         defaultText = literalExpression "pkgs.hydra";
         description = "The Hydra package.";
       };