diff --git a/DysonNetwork.Shared/Registry/ServiceRegistrar.cs b/DysonNetwork.Shared/Registry/ServiceRegistrar.cs
index 3aa3c90..c5763e2 100644
--- a/DysonNetwork.Shared/Registry/ServiceRegistrar.cs
+++ b/DysonNetwork.Shared/Registry/ServiceRegistrar.cs
@@ -130,6 +130,12 @@ public class ServiceRegistrarHostedService(
 
     public async Task StartAsync(CancellationToken cancellationToken)
     {
+        var manualHost = configuration.GetValue<string>("SERVICE_HOST");
+        if (manualHost is not null)
+        {
+            _opts.Host = manualHost;
+        }
+
         var grpcPort = int.Parse(configuration.GetValue("GRPC_PORT", "5000"));
         await registrar.RegisterAsync(_opts.Name, "grpc", _opts.InstanceId, _opts.Host, grpcPort);