diff --git a/MediaBrowser.Common.Implementations/Security/PluginSecurityManager.cs b/MediaBrowser.Common.Implementations/Security/PluginSecurityManager.cs
index a56637371..d1a4940ef 100644
--- a/MediaBrowser.Common.Implementations/Security/PluginSecurityManager.cs
+++ b/MediaBrowser.Common.Implementations/Security/PluginSecurityManager.cs
@@ -69,7 +69,7 @@ namespace MediaBrowser.Common.Implementations.Security
             _kernel = kernel;
             _httpClient = httpClient;
             _jsonSerializer = jsonSerializer;
-            //MBRegistration.Init(appPaths);
+            MBRegistration.Init(appPaths);
         }
 
         /// <summary>
diff --git a/MediaBrowser.Controller/Providers/Music/LastfmArtistProvider.cs b/MediaBrowser.Controller/Providers/Music/LastfmArtistProvider.cs
index 5203b6f06..ba32ba9e6 100644
--- a/MediaBrowser.Controller/Providers/Music/LastfmArtistProvider.cs
+++ b/MediaBrowser.Controller/Providers/Music/LastfmArtistProvider.cs
@@ -6,6 +6,7 @@ using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Common.Net;
+using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
 using MediaBrowser.Model.Logging;
@@ -16,8 +17,10 @@ namespace MediaBrowser.Controller.Providers.Music
 {
     public class LastfmArtistProvider : LastfmBaseArtistProvider
     {
-        public LastfmArtistProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, ILogManager logManager) 
-            : base(jsonSerializer, httpClient, logManager)
+        internal readonly SemaphoreSlim LastfmResourcePool = new SemaphoreSlim(5, 5);
+
+        public LastfmArtistProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager)
+            : base(jsonSerializer, httpClient, logManager, configurationManager)
         {
         }
 
@@ -30,7 +33,7 @@ namespace MediaBrowser.Controller.Providers.Music
 
             try
             {
-                using (var json = await HttpClient.Get(url, Kernel.Instance.ResourcePools.MovieDb, cancellationToken).ConfigureAwait(false))
+                using (var json = await HttpClient.Get(url, LastfmResourcePool, cancellationToken).ConfigureAwait(false))
                 {
                     searchResult = JsonSerializer.DeserializeFromStream<LastfmArtistSearchResults>(json);
                 }
@@ -61,7 +64,7 @@ namespace MediaBrowser.Controller.Providers.Music
 
             try
             {
-                using (var json = await HttpClient.Get(url, Kernel.Instance.ResourcePools.Lastfm, cancellationToken).ConfigureAwait(false))
+                using (var json = await HttpClient.Get(url, LastfmResourcePool, cancellationToken).ConfigureAwait(false))
                 {
                     result = JsonSerializer.DeserializeFromStream<LastfmGetArtistResult>(json);
                 }
diff --git a/MediaBrowser.Controller/Providers/Music/LastfmBaseArtistProvider.cs b/MediaBrowser.Controller/Providers/Music/LastfmBaseArtistProvider.cs
index 85f141a56..444c0fefd 100644
--- a/MediaBrowser.Controller/Providers/Music/LastfmBaseArtistProvider.cs
+++ b/MediaBrowser.Controller/Providers/Music/LastfmBaseArtistProvider.cs
@@ -5,6 +5,7 @@ using System.Net;
 using System.Text;
 using System.Threading.Tasks;
 using MediaBrowser.Common.Net;
+using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities.Audio;
 using MediaBrowser.Model.Logging;
 using MediaBrowser.Model.Net;
@@ -14,8 +15,8 @@ namespace MediaBrowser.Controller.Providers.Music
 {
     public abstract class LastfmBaseArtistProvider : LastfmBaseProvider
     {
-        protected LastfmBaseArtistProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, ILogManager logManager)
-            : base(jsonSerializer, httpClient, logManager)
+        protected LastfmBaseArtistProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, ILogManager logManager, IServerConfigurationManager configurationManager)
+            : base(jsonSerializer, httpClient, logManager, configurationManager)
         {
             LocalMetaFileName = "MBArtist.json";
         }
diff --git a/Nuget/MediaBrowser.Common.Internal.nuspec b/Nuget/MediaBrowser.Common.Internal.nuspec
index b74f7a55f..e3f8d15a1 100644
--- a/Nuget/MediaBrowser.Common.Internal.nuspec
+++ b/Nuget/MediaBrowser.Common.Internal.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Common.Internal</id>
-        <version>3.0.26</version>
+        <version>3.0.28</version>
         <title>MediaBrowser.Common.Internal</title>
         <authors>Luke</authors>
         <owners>ebr,Luke,scottisafool</owners>
@@ -12,7 +12,7 @@
         <description>Contains common components shared by Media Browser Theatre and Media Browser Server. Not intended for plugin developer consumption.</description>
         <copyright>Copyright © Media Browser 2013</copyright>
         <dependencies>
-            <dependency id="MediaBrowser.Common" version="3.0.26" />
+            <dependency id="MediaBrowser.Common" version="3.0.28" />
             <dependency id="NLog" version="2.0.0.2000" />
             <dependency id="ServiceStack" version="3.9.37" />
             <dependency id="ServiceStack.Api.Swagger" version="3.9.35" />
diff --git a/Nuget/MediaBrowser.Common.nuspec b/Nuget/MediaBrowser.Common.nuspec
index bdc564592..725057b94 100644
--- a/Nuget/MediaBrowser.Common.nuspec
+++ b/Nuget/MediaBrowser.Common.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Common</id>
-        <version>3.0.26</version>
+        <version>3.0.28</version>
         <title>MediaBrowser.Common</title>
         <authors>Media Browser Team</authors>
         <owners>ebr,Luke,scottisafool</owners>
diff --git a/Nuget/MediaBrowser.Server.Core.nuspec b/Nuget/MediaBrowser.Server.Core.nuspec
index 2d127a890..ce4445203 100644
--- a/Nuget/MediaBrowser.Server.Core.nuspec
+++ b/Nuget/MediaBrowser.Server.Core.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Server.Core</id>
-        <version>3.0.26</version>
+        <version>3.0.28</version>
         <title>Media Browser.Server.Core</title>
         <authors>Media Browser Team</authors>
         <owners>ebr,Luke,scottisafool</owners>
@@ -12,7 +12,7 @@
         <description>Contains core components required to build plugins for Media Browser Server.</description>
         <copyright>Copyright © Media Browser 2013</copyright>
         <dependencies>
-            <dependency id="MediaBrowser.Common" version="3.0.26" />
+            <dependency id="MediaBrowser.Common" version="3.0.28" />
         </dependencies>
     </metadata>
     <files>