diff --git a/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdProxy.cs b/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdProxy.cs
index 8ff7bd344..6b75df782 100644
--- a/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdProxy.cs
+++ b/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdProxy.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Net;
+using System.Net.Http;
 using Newtonsoft.Json.Linq;
 using NLog;
 using NzbDrone.Common.Extensions;
@@ -188,6 +189,10 @@ namespace NzbDrone.Core.Download.Clients.Sabnzbd
             {
                 throw new DownloadClientException("Unable to connect to SABnzbd, {0}", ex, ex.Message);
             }
+            catch (HttpRequestException ex)
+            {
+                throw new DownloadClientUnavailableException("Unable to connect to SABnzbd, {0}", ex, ex.Message);
+            }
             catch (WebException ex)
             {
                 if (ex.Status == WebExceptionStatus.TrustFailure)