diff --git a/flake.nix b/flake.nix
index 5ffbaaa..bf743eb 100644
--- a/flake.nix
+++ b/flake.nix
@@ -66,6 +66,7 @@
                 Restart = "always";
                 ConditionPathExists = "/var/lib/mara-bot/config.yaml";
                 WorkingDirectory = "/var/lib/mara-bot";
+                ExecStart = "${self.defaultPackage."${system}"}/bin/mara";
               };
             };
           };