diff --git a/src/MonoTorrent.Tests/Client/ClientEngineTests.cs b/src/MonoTorrent.Tests/Client/ClientEngineTests.cs
index 164f9ac2a..8956ff36b 100644
--- a/src/MonoTorrent.Tests/Client/ClientEngineTests.cs
+++ b/src/MonoTorrent.Tests/Client/ClientEngineTests.cs
@@ -209,6 +209,15 @@ public void DownloadMetadata_Cancelled ()
             Assert.ThrowsAsync<OperationCanceledException> (() => task);
         }
 
+        [Test]
+        public void DownloadMagnetLink_SameTwice ()
+        {
+            var link = MagnetLink.Parse ("magnet:?xt=urn:btih:1234512345123451234512345123451234512345");
+            using var engine = new ClientEngine (EngineSettingsBuilder.CreateForTests ());
+            var first = engine.AddAsync (link, "");
+            Assert.ThrowsAsync<TorrentException> (() => engine.AddAsync (link, ""));
+        }
+
         [Test]
         public void DownloadMetadata_SameTwice ()
         {