diff --git a/NostrStreamer/Config.cs b/NostrStreamer/Config.cs
index 95f4634..fdf7152 100644
--- a/NostrStreamer/Config.cs
+++ b/NostrStreamer/Config.cs
@@ -58,4 +58,5 @@ public sealed class S3BlobConfig
     public string? Region { get; init; }
     public string BucketName { get; init; } = "zap-stream-dvr";
     public bool DisablePayloadSigning { get; init; }
+    public Uri PublicHost { get; init; } = null!;
 }
diff --git a/NostrStreamer/Services/Dvr/S3DvrStore.cs b/NostrStreamer/Services/Dvr/S3DvrStore.cs
index ede3827..e7d497e 100644
--- a/NostrStreamer/Services/Dvr/S3DvrStore.cs
+++ b/NostrStreamer/Services/Dvr/S3DvrStore.cs
@@ -75,14 +75,11 @@ public class S3DvrStore : IDvrStore
 
         var tsUpload = sw.Elapsed;
 
-        var ret = new UriBuilder(url)
-        {
-            Scheme = _config.ServiceUrl.Scheme
-        };
+        var ret = new Uri(_config.PublicHost, new Uri(url).AbsolutePath);
 
         _logger.LogInformation("download={tc:#,##0}ms, probe={pc:#,##0}ms, upload={uc:#,##0}ms", tsDownload.TotalMilliseconds,
             tsProbe.TotalMilliseconds, tsUpload.TotalMilliseconds);
 
-        return new(ret.Uri, probe.Duration.TotalSeconds);
+        return new(ret, probe.Duration.TotalSeconds);
     }
 }
diff --git a/NostrStreamer/appsettings.json b/NostrStreamer/appsettings.json
index 3dce34f..3533666 100644
--- a/NostrStreamer/appsettings.json
+++ b/NostrStreamer/appsettings.json
@@ -28,7 +28,8 @@
     "DvrStore": {
       "ServiceUrl": "http://localhost:9010",
       "AccessKey": "TQcxug1ZAXfnZ5bvc9n5",
-      "SecretKey": "p7EK4qew6DBkBPqrpRPuJgTOc6ChUlfIcEdAwE7K"
+      "SecretKey": "p7EK4qew6DBkBPqrpRPuJgTOc6ChUlfIcEdAwE7K",
+      "PublicHost": "http://localhost:9010"
     }
   }
 }