2 files changed, 9 insertions, 5 deletions
diff --git a/MediaBrowser.Controller/Kernel.cs b/MediaBrowser.Controller/Kernel.cs
index 7cb838e44..a4af76805 100644
--- a/MediaBrowser.Controller/Kernel.cs
+++ b/MediaBrowser.Controller/Kernel.cs
@@ -1,6 +1,7 @@
 using MediaBrowser.Common.Kernel;
 using MediaBrowser.Common.Plugins;
 using MediaBrowser.Common.ScheduledTasks;
+using MediaBrowser.Common.Updates;
 using MediaBrowser.Controller.Drawing;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.IO;
@@ -70,7 +71,7 @@ namespace MediaBrowser.Controller
         /// Gets the installation manager.
         /// </summary>
         /// <value>The installation manager.</value>
-        public InstallationManager InstallationManager { get; private set; }
+        public IInstallationManager InstallationManager { get; private set; }
 
         /// <summary>
         /// Gets or sets the file system manager.
diff --git a/MediaBrowser.Controller/Updates/InstallationManager.cs b/MediaBrowser.Controller/Updates/InstallationManager.cs
index efef87f86..64b72ae63 100644
--- a/MediaBrowser.Controller/Updates/InstallationManager.cs
+++ b/MediaBrowser.Controller/Updates/InstallationManager.cs
@@ -3,6 +3,7 @@ using MediaBrowser.Common.Kernel;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Common.Plugins;
 using MediaBrowser.Common.Progress;
+using MediaBrowser.Common.Updates;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Logging;
 using MediaBrowser.Model.Serialization;
@@ -21,18 +22,18 @@ namespace MediaBrowser.Controller.Updates
     /// <summary>
     /// Manages all install, uninstall and update operations (both plugins and system)
     /// </summary>
-    public class InstallationManager : BaseManager<Kernel>
+    public class InstallationManager : BaseManager<Kernel>, IInstallationManager
     {
         /// <summary>
         /// The current installations
         /// </summary>
-        public readonly List<Tuple<InstallationInfo, CancellationTokenSource>> CurrentInstallations =
-            new List<Tuple<InstallationInfo, CancellationTokenSource>>();
+        public List<Tuple<InstallationInfo, CancellationTokenSource>> CurrentInstallations { get; set; }
+            
 
         /// <summary>
         /// The completed installations
         /// </summary>
-        public readonly ConcurrentBag<InstallationInfo> CompletedInstallations = new ConcurrentBag<InstallationInfo>();
+        public ConcurrentBag<InstallationInfo> CompletedInstallations { get; set; }
 
         #region PluginUninstalled Event
         /// <summary>
@@ -161,6 +162,8 @@ namespace MediaBrowser.Controller.Updates
                 throw new ArgumentNullException("httpClient");
             }
 
+            CurrentInstallations = new List<Tuple<InstallationInfo, CancellationTokenSource>>();
+            CompletedInstallations = new ConcurrentBag<InstallationInfo>();
             JsonSerializer = jsonSerializer;
             HttpClient = httpClient;
             ApplicationHost = appHost;