diff --git a/MediaBrowser.Controller/Entities/Person.cs b/MediaBrowser.Controller/Entities/Person.cs
index d9b4b22067..64e216e69f 100644
--- a/MediaBrowser.Controller/Entities/Person.cs
+++ b/MediaBrowser.Controller/Entities/Person.cs
@@ -135,57 +135,4 @@ namespace MediaBrowser.Controller.Entities
             return hasChanges;
         }
     }
-
-    /// <summary>
-    /// This is the small Person stub that is attached to BaseItems
-    /// </summary>
-    public class PersonInfo : IHasProviderIds
-    {
-        public PersonInfo()
-        {
-            ProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
-        }
-
-        public Guid ItemId { get; set; }
-
-        /// <summary>
-        /// Gets or sets the name.
-        /// </summary>
-        /// <value>The name.</value>
-        public string Name { get; set; }
-        /// <summary>
-        /// Gets or sets the role.
-        /// </summary>
-        /// <value>The role.</value>
-        public string Role { get; set; }
-        /// <summary>
-        /// Gets or sets the type.
-        /// </summary>
-        /// <value>The type.</value>
-        public string Type { get; set; }
-
-        /// <summary>
-        /// Gets or sets the sort order - ascending
-        /// </summary>
-        /// <value>The sort order.</value>
-        public int? SortOrder { get; set; }
-
-        public string ImageUrl { get; set; }
-
-        public Dictionary<string, string> ProviderIds { get; set; }
-
-        /// <summary>
-        /// Returns a <see cref="string" /> that represents this instance.
-        /// </summary>
-        /// <returns>A <see cref="string" /> that represents this instance.</returns>
-        public override string ToString()
-        {
-            return Name;
-        }
-
-        public bool IsType(string type)
-        {
-            return string.Equals(Type, type, StringComparison.OrdinalIgnoreCase) || string.Equals(Role, type, StringComparison.OrdinalIgnoreCase);
-        }
-    }
 }
diff --git a/MediaBrowser.Controller/Entities/PersonInfo.cs b/MediaBrowser.Controller/Entities/PersonInfo.cs
new file mode 100644
index 0000000000..e90c55a8ac
--- /dev/null
+++ b/MediaBrowser.Controller/Entities/PersonInfo.cs
@@ -0,0 +1,63 @@
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using MediaBrowser.Model.Entities;
+
+namespace MediaBrowser.Controller.Entities
+{
+    /// <summary>
+    /// This is a small Person stub that is attached to BaseItems.
+    /// </summary>
+    public sealed class PersonInfo : IHasProviderIds
+    {
+        public PersonInfo()
+        {
+            ProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
+        }
+
+        public Guid ItemId { get; set; }
+
+        /// <summary>
+        /// Gets or sets the name.
+        /// </summary>
+        /// <value>The name.</value>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Gets or sets the role.
+        /// </summary>
+        /// <value>The role.</value>
+        public string Role { get; set; }
+
+        /// <summary>
+        /// Gets or sets the type.
+        /// </summary>
+        /// <value>The type.</value>
+        public string Type { get; set; }
+
+        /// <summary>
+        /// Gets or sets the ascending sort order.
+        /// </summary>
+        /// <value>The sort order.</value>
+        public int? SortOrder { get; set; }
+
+        public string ImageUrl { get; set; }
+
+        public Dictionary<string, string> ProviderIds { get; set; }
+
+        /// <summary>
+        /// Returns a <see cref="string" /> that represents this instance.
+        /// </summary>
+        /// <returns>A <see cref="string" /> that represents this instance.</returns>
+        public override string ToString()
+        {
+            return Name;
+        }
+
+        public bool IsType(string type)
+        {
+            return string.Equals(Type, type, StringComparison.OrdinalIgnoreCase)
+                || string.Equals(Role, type, StringComparison.OrdinalIgnoreCase);
+        }
+    }
+}
diff --git a/MediaBrowser.Controller/MediaBrowser.Controller.csproj b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
index f85b0949a1..88e9055e84 100644
--- a/MediaBrowser.Controller/MediaBrowser.Controller.csproj
+++ b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
@@ -26,4 +26,16 @@
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
   </PropertyGroup>
 
+  <!-- Code Analyzers-->
+  <ItemGroup Condition=" '$(Configuration)' == 'Debug' ">
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8" PrivateAssets="All" />
+    <PackageReference Include="SerilogAnalyzer" Version="0.15.0" PrivateAssets="All" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" PrivateAssets="All" />
+    <PackageReference Include="SmartAnalyzers.MultithreadingAnalyzer" Version="1.1.31" PrivateAssets="All" />
+  </ItemGroup>
+
+  <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
+    <CodeAnalysisRuleSet>../jellyfin.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+
 </Project>
diff --git a/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs b/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
index ee5c1a165a..b710318eee 100644
--- a/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
+++ b/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
@@ -22,7 +22,7 @@ namespace MediaBrowser.Controller.Net
         /// <summary>
         /// The _active connections
         /// </summary>
-        protected readonly List<Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>> ActiveConnections =
+        private readonly List<Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>> _activeConnections =
             new List<Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>>();
 
         /// <summary>
@@ -100,9 +100,9 @@ namespace MediaBrowser.Controller.Net
                 InitialDelayMs = dueTimeMs
             };
 
-            lock (ActiveConnections)
+            lock (_activeConnections)
             {
-                ActiveConnections.Add(new Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>(message.Connection, cancellationTokenSource, state));
+                _activeConnections.Add(new Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>(message.Connection, cancellationTokenSource, state));
             }
         }
 
@@ -110,9 +110,9 @@ namespace MediaBrowser.Controller.Net
         {
             Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>[] tuples;
 
-            lock (ActiveConnections)
+            lock (_activeConnections)
             {
-                tuples = ActiveConnections
+                tuples = _activeConnections
                     .Where(c =>
                     {
                         if (c.Item1.State == WebSocketState.Open && !c.Item2.IsCancellationRequested)
@@ -180,9 +180,9 @@ namespace MediaBrowser.Controller.Net
         /// <param name="message">The message.</param>
         private void Stop(WebSocketMessageInfo message)
         {
-            lock (ActiveConnections)
+            lock (_activeConnections)
             {
-                var connection = ActiveConnections.FirstOrDefault(c => c.Item1 == message.Connection);
+                var connection = _activeConnections.FirstOrDefault(c => c.Item1 == message.Connection);
 
                 if (connection != null)
                 {
@@ -212,9 +212,9 @@ namespace MediaBrowser.Controller.Net
                 //TODO Investigate and properly fix.
             }
 
-            lock (ActiveConnections)
+            lock (_activeConnections)
             {
-                ActiveConnections.Remove(connection);
+                _activeConnections.Remove(connection);
             }
         }
 
@@ -226,9 +226,9 @@ namespace MediaBrowser.Controller.Net
         {
             if (dispose)
             {
-                lock (ActiveConnections)
+                lock (_activeConnections)
                 {
-                    foreach (var connection in ActiveConnections.ToArray())
+                    foreach (var connection in _activeConnections.ToArray())
                     {
                         DisposeConnection(connection);
                     }