diff --git a/Directory.Packages.props b/Directory.Packages.props
index b3c0c71cfe..44eeec7a94 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -54,7 +54,7 @@
     <PackageVersion Include="Google.Cloud.PubSub.V1" Version="1.0.0-beta13" />
     <PackageVersion Include="AWSSDK.DynamoDBv2" Version="3.7.300.6" />
     <PackageVersion Include="AWSSDK.SQS" Version="3.7.300" />
-    <PackageVersion Include="AWSSDK.Kinesis" Version="3.7.300.7" />
+    <PackageVersion Include="AWSSDK.Kinesis" Version="3.7.301.73" />
     <PackageVersion Include="Consul" Version="1.6.10.9" />
     <PackageVersion Include="Google.Protobuf" Version="3.24.4" />
     <PackageVersion Include="protobuf-net" Version="3.2.26" />
diff --git a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterFactory.cs b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterFactory.cs
index 53aaaa8c82..5c66811a63 100644
--- a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterFactory.cs
+++ b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterFactory.cs
@@ -3,6 +3,7 @@
 using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
+using Amazon;
 using Amazon.Kinesis;
 using Amazon.Kinesis.Model;
 using Amazon.Runtime;
@@ -19,10 +20,10 @@ namespace Orleans.Streaming.Kinesis
     /// <summary>
     /// Queue adapter factory which allows the PersistentStreamProvider to use AWS Kinesis Data Streams as its backend persistent event queue.
     /// </summary>
-    public class KinesisAdapterFactory : IQueueAdapterFactory, IQueueAdapter
+    internal class KinesisAdapterFactory : IQueueAdapterFactory, IQueueAdapter
     {
         private readonly KinesisStreamOptions _options;
-        private readonly Serializer _serializer;
+        private readonly Serializer<KinesisBatchContainer.Body> _serializer;
         private readonly IStreamQueueCheckpointerFactory _checkpointerFactory;
         private readonly ILoggerFactory _loggerFactory;
         private readonly IQueueAdapterCache _adapterCache;
@@ -36,7 +37,7 @@ public KinesisAdapterFactory(
             string name,
             KinesisStreamOptions options,
             SimpleQueueCacheOptions cacheOptions,
-            Serializer serializer,
+            Serializer<KinesisBatchContainer.Body> serializer,
             IStreamQueueCheckpointerFactory checkpointerFactory,
             ILoggerFactory loggerFactory
         )
@@ -69,10 +70,9 @@ public static KinesisAdapterFactory Create(IServiceProvider services, string nam
         {
             var streamsConfig = services.GetOptionsByName<KinesisStreamOptions>(name);
             var cacheOptions = services.GetOptionsByName<SimpleQueueCacheOptions>(name);
-            var serializer = services.GetRequiredService<Serializer>();
-            var logger = services.GetRequiredService<ILoggerFactory>();
-            var grainFactory = services.GetRequiredService<IGrainFactory>();
+            var serializer = services.GetRequiredService<Serializer<KinesisBatchContainer.Body>>();
             var checkpointerFactory = services.GetRequiredKeyedService<IStreamQueueCheckpointerFactory>(name);
+            var logger = services.GetRequiredService<ILoggerFactory>();
 
             var factory = ActivatorUtilities.CreateInstance<KinesisAdapterFactory>(
                     services,
@@ -81,9 +81,7 @@ public static KinesisAdapterFactory Create(IServiceProvider services, string nam
                     cacheOptions,
                     serializer,
                     checkpointerFactory,
-                    logger,
-                    grainFactory,
-                    services
+                    logger
                 );
 
             return factory;
@@ -137,7 +135,7 @@ public IQueueAdapterReceiver CreateReceiver(QueueId queueId)
                 );
         }
 
-        private AmazonKinesisClient CreateClient()
+        internal AmazonKinesisClient CreateClient()
         {
             if (_options.Service.StartsWith("http://", StringComparison.OrdinalIgnoreCase) ||
                 _options.Service.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
@@ -153,16 +151,16 @@ private AmazonKinesisClient CreateClient()
             {
                 // AWS Kinesis instance (auth via explicit credentials)
                 var credentials = new BasicAWSCredentials(_options.AccessKey, _options.SecretKey);
-                return new AmazonKinesisClient(credentials, new AmazonKinesisConfig { RegionEndpoint = AWSUtils.GetRegionEndpoint(_options.Service) });
+                return new AmazonKinesisClient(credentials, new AmazonKinesisConfig { RegionEndpoint = RegionEndpoint.GetBySystemName(_options.Service) });
             }
             else
             {
                 // AWS Kinesis instance (implicit auth - EC2 IAM Roles etc)
-                return new AmazonKinesisClient(new AmazonKinesisConfig { RegionEndpoint = AWSUtils.GetRegionEndpoint(_options.Service) });
+                return new AmazonKinesisClient(new AmazonKinesisConfig { RegionEndpoint = RegionEndpoint.GetBySystemName(_options.Service) });
             }
         }
 
-        private async Task<string[]> GetPartitionIdsAsync()
+        internal async Task<string[]> GetPartitionIdsAsync()
         {
             var request = new ListShardsRequest
             {
diff --git a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterReceiver.cs b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterReceiver.cs
index 80fd270389..4ce3654716 100644
--- a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterReceiver.cs
+++ b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisAdapterReceiver.cs
@@ -10,14 +10,14 @@
 
 namespace Orleans.Streaming.Kinesis
 {
-    public class KinesisAdapterReceiver : IQueueAdapterReceiver
+    internal class KinesisAdapterReceiver : IQueueAdapterReceiver
     {
         private readonly ILogger<KinesisAdapterReceiver> _logger;
         private readonly AmazonKinesisClient _client;
         private readonly string _streamName;
         private readonly string _partition;
         private readonly IStreamQueueCheckpointerFactory _checkpointerFactory;
-        private readonly Serializer _serializer;
+        private readonly Serializer<KinesisBatchContainer.Body> _serializer;
 
         private IStreamQueueCheckpointer<string> _checkpointer;
         private string _shardIterator;
@@ -28,7 +28,7 @@ internal KinesisAdapterReceiver(
             string streamName,
             string partition,
             IStreamQueueCheckpointerFactory checkpointerFactory,
-            Serializer serializer,
+            Serializer<KinesisBatchContainer.Body> serializer,
             ILoggerFactory loggerFactory
             )
         {
diff --git a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisBatchContainer.cs b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisBatchContainer.cs
index 2130934d08..86e13327a7 100644
--- a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisBatchContainer.cs
+++ b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisBatchContainer.cs
@@ -11,7 +11,7 @@ namespace Orleans.Streaming.Kinesis
 {
     [Serializable]
     [Orleans.GenerateSerializer]
-    public class KinesisBatchContainer : IBatchContainer, IComparable<KinesisBatchContainer>
+    internal class KinesisBatchContainer : IBatchContainer, IComparable<KinesisBatchContainer>
     {
         [JsonProperty]
         [Id(0)]
@@ -23,13 +23,13 @@ public class KinesisBatchContainer : IBatchContainer, IComparable<KinesisBatchCo
 
         [JsonIgnore]
         [field: NonSerialized]
-        internal Serializer Serializer { get; set; }
+        internal Serializer<KinesisBatchContainer.Body> Serializer { get; set; }
 
         [JsonProperty]
         [Id(1)]
         internal KinesisSequenceToken Token { get; }
 
-        private KinesisBatchContainer(Record record, Serializer serializer, long sequenceId)
+        private KinesisBatchContainer(Record record, Serializer<KinesisBatchContainer.Body> serializer, long sequenceId)
         {
             this.Serializer = serializer;
             this._rawRecord = record.Data.ToArray();
@@ -37,6 +37,12 @@ private KinesisBatchContainer(Record record, Serializer serializer, long sequenc
             Token = new KinesisSequenceToken(record.SequenceNumber, sequenceId, 0);
         }
 
+        [GeneratedActivatorConstructor]
+        internal KinesisBatchContainer(Serializer<KinesisBatchContainer.Body> serializer)
+        {
+            this.Serializer = serializer;
+        }
+
         /// <summary>
         /// Stream identifier for the stream this batch is part of.
         /// </summary>
@@ -47,7 +53,7 @@ private KinesisBatchContainer(Record record, Serializer serializer, long sequenc
         /// </summary>
         public StreamSequenceToken SequenceToken => Token;
 
-        private Body GetPayload() => _payload ?? (_payload = this.Serializer.Deserialize<Body>(_rawRecord));
+        private Body GetPayload() => _payload ?? (_payload = this.Serializer.Deserialize(_rawRecord));
 
         /// <summary>
         /// Gets events of a specific type from the batch.
@@ -77,7 +83,21 @@ public bool ImportRequestContext()
         public int CompareTo(KinesisBatchContainer other)
             => Token.SequenceNumber.CompareTo(other.SequenceToken.SequenceNumber);
 
-        internal static byte[] ToKinesisPayload<T>(Serializer serializer, StreamId streamId, IEnumerable<T> events, Dictionary<string, object> requestContext)
+        [Serializable]
+        [GenerateSerializer]
+        internal class Body
+        {
+            [Id(0)]
+            public List<object> Events { get; set; }
+
+            [Id(1)]
+            public Dictionary<string, object> RequestContext { get; set; }
+
+            [Id(2)]
+            public StreamId StreamId { get; set; }
+        }
+
+        internal static byte[] ToKinesisPayload<T>(Serializer<KinesisBatchContainer.Body> serializer, StreamId streamId, IEnumerable<T> events, Dictionary<string, object> requestContext)
         {
             var payload = new Body
             {
@@ -89,21 +109,9 @@ internal static byte[] ToKinesisPayload<T>(Serializer serializer, StreamId strea
             return serializer.SerializeToArray(payload);
         }
 
-        internal static KinesisBatchContainer FromKinesisRecord(Serializer serializer, Record record, long sequenceId)
+        internal static KinesisBatchContainer FromKinesisRecord(Serializer<KinesisBatchContainer.Body> serializer, Record record, long sequenceId)
         {
             return new KinesisBatchContainer(record, serializer, sequenceId);
         }
-
-        [Serializable]
-        [GenerateSerializer]
-        internal class Body
-        {
-            [Id(0)]
-            public List<object> Events { get; set; }
-            [Id(1)]
-            public Dictionary<string, object> RequestContext { get; set; }
-            [Id(2)]
-            public StreamId StreamId { get; set; }
-        }
     }
 }
diff --git a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisSequenceToken.cs b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisSequenceToken.cs
index b618061808..cdfe63b516 100644
--- a/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisSequenceToken.cs
+++ b/src/AWS/Orleans.Streaming.Kinesis/Streams/KinesisSequenceToken.cs
@@ -7,7 +7,7 @@ namespace Orleans.Streaming.Kinesis
 {
     [Serializable]
     [GenerateSerializer]
-    public class KinesisSequenceToken : EventSequenceTokenV2
+    internal class KinesisSequenceToken : EventSequenceTokenV2
     {
         /// <summary>
         /// Initializes a new instance of the <see cref="KinesisSequenceToken" /> class.