diff --git a/src/NzbDrone.Common.Test/WebClientTests.cs b/src/NzbDrone.Common.Test/WebClientTests.cs
index 899fbadbd..d9bfd7876 100644
--- a/src/NzbDrone.Common.Test/WebClientTests.cs
+++ b/src/NzbDrone.Common.Test/WebClientTests.cs
@@ -1,4 +1,4 @@
-
+
 using System;
 using FluentAssertions;
 using NUnit.Framework;
@@ -20,11 +20,18 @@ namespace NzbDrone.Common.Test
         }
 
         [TestCase("")]
-        [TestCase("http://")]
-        public void DownloadString_should_throw_on_error(string url)
+        public void DownloadString_should_throw_on_empty_string(string url)
         {
             Assert.Throws<ArgumentException>(() => Subject.DownloadString(url));
             ExceptionVerification.ExpectedWarns(1);
         }
+
+        // .net 4.6.2 throws NotSupportedException instead of ArgumentException here
+        [TestCase("http://")]
+        public void DownloadString_should_throw_on_not_supported_string(string url)
+        {
+            Assert.Throws<NotSupportedException>(() => Subject.DownloadString(url));
+            ExceptionVerification.ExpectedWarns(1);
+        }
     }
 }