diff --git a/Intrinio.Realtime/Intrinio.Realtime.csproj b/Intrinio.Realtime/Intrinio.Realtime.csproj
index 3e82646..a0f96c9 100644
--- a/Intrinio.Realtime/Intrinio.Realtime.csproj
+++ b/Intrinio.Realtime/Intrinio.Realtime.csproj
@@ -24,7 +24,7 @@
         <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
         <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
         <PackageReference Include="System.Text.Json" Version="9.0.0" />
-        <PackageReference Include="Intrinio.Collections" Version="1.3.0" />
+        <PackageReference Include="Intrinio.Collections" Version="3.0.0" />
     </ItemGroup>
 
 </Project>
diff --git a/Intrinio.Realtime/WebSocketClient.cs b/Intrinio.Realtime/WebSocketClient.cs
index 2d70916..504170e 100644
--- a/Intrinio.Realtime/WebSocketClient.cs
+++ b/Intrinio.Realtime/WebSocketClient.cs
@@ -36,7 +36,7 @@ public abstract class WebSocketClient
     private readonly Func<Task> _tryReconnect;
     private readonly HttpClient _httpClient = new ();
     private const string ClientInfoHeaderKey = "Client-Information";
-    private const string ClientInfoHeaderValue = "IntrinioDotNetSDKv12.8";
+    private const string ClientInfoHeaderValue = "IntrinioDotNetSDKv12.9";
     private readonly ThreadPriority _mainThreadPriority;
     private readonly Thread[] _threads;
     private Thread? _receiveThread;
diff --git a/IntrinioRealTimeClient.nuspec b/IntrinioRealTimeClient.nuspec
index f857d9d..304a28d 100644
--- a/IntrinioRealTimeClient.nuspec
+++ b/IntrinioRealTimeClient.nuspec
@@ -2,7 +2,7 @@
 <package>
 	<metadata>
 		<id>IntrinioRealTimeClient</id>
-		<version>12.8.1</version>
+		<version>12.9.0</version>
 		<title>Intrinio SDK for Real-Time Stock and Option Prices</title>
 		<authors>Intrinio</authors>
 		<owners>Intrinio</owners>
@@ -10,7 +10,7 @@
 		<licenseUrl>https://licenses.nuget.org/MIT</licenseUrl>
 		<projectUrl>https://github.com/intrinio/intrinio-realtime-csharp-sdk</projectUrl>
 		<description>Intrinio provides real-time stock and option prices via a two-way WebSocket connection.</description>
-		<releaseNotes>Version 12.8.1 release.</releaseNotes>
+		<releaseNotes>Version 12.9.0 release.</releaseNotes>
 		<copyright>Copyright 2024 Intrinio</copyright>
 		<tags>fintech stocks options prices websocket real-time market finance</tags>
 		<dependencies>