diff --git a/RaygunCore.Test/RaygunClientTest.cs b/RaygunCore.Test/RaygunClientTest.cs
index a2c9cdf..75c06dd 100644
--- a/RaygunCore.Test/RaygunClientTest.cs
+++ b/RaygunCore.Test/RaygunClientTest.cs
@@ -1,6 +1,8 @@
 using System.Net;
 using System.Text;
 using System.Text.Json;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Logging.Abstractions;
 using Microsoft.Extensions.Options;
 using RaygunCore.Messages;
 using RaygunCore.Services;
@@ -49,13 +51,20 @@ public async Task Index()
 			new MainMessageProvider(Options.Create(raygunOptions)),
 			new TestUserMessageProvider()
 		});
-		var raygunClient = new DefaultRaygunClient(httpClientFactory, raygunMessageBuilder, Enumerable.Empty<IRaygunValidator>(), Options.Create(raygunOptions));
+		var raygunClient = new DefaultRaygunClient(
+			NullLoggerFactory.Instance.CreateLogger<DefaultRaygunClient>(),
+			httpClientFactory,
+			raygunMessageBuilder,
+			Enumerable.Empty<IRaygunValidator>(),
+			Options.Create(raygunOptions)
+		);
 		await raygunClient.SendAsync(message, severity, tags);
 		server.Stop();
 
 		var result = await resultTask;
 		result.Method.Should().Be("POST");
 		result.Headers["X-ApiKey"].Should().Be(raygunOptions.ApiKey);
+		result.Headers["Content-Length"].Should().NotBeNull();
 		result.ContentType.Should().StartWith("application/json");
 		result.Content.Should().NotBeNullOrEmpty();
 		result.Content.Should().NotContain("\t");
diff --git a/RaygunCore.props b/RaygunCore.props
index 14278c4..252f61c 100644
--- a/RaygunCore.props
+++ b/RaygunCore.props
@@ -6,7 +6,7 @@
 		<RepositoryUrl>https://github.com/anfomin/rayguncore</RepositoryUrl>
 		<PackageProjectUrl>https://github.com/anfomin/rayguncore</PackageProjectUrl>
 		<PackageLicenseFile>LICENSE</PackageLicenseFile>
-		<VersionPrefix>2.1.0</VersionPrefix>
+		<VersionPrefix>2.2.0</VersionPrefix>
 		<VersionSuffix Condition="'$(VERSION_SUFFIX)'!=''">$(VERSION_SUFFIX)</VersionSuffix>
 		<NoWarn>$(NoWarn);1573;1591</NoWarn>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
diff --git a/RaygunCore/Services/DefaultRaygunClient.cs b/RaygunCore/Services/DefaultRaygunClient.cs
index a008faa..5671ca5 100644
--- a/RaygunCore/Services/DefaultRaygunClient.cs
+++ b/RaygunCore/Services/DefaultRaygunClient.cs
@@ -1,4 +1,5 @@
 using System.Net.Http.Json;
+using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
 using RaygunCore.Messages;
 
@@ -9,17 +10,20 @@ namespace RaygunCore.Services;
 /// </summary>
 public class DefaultRaygunClient : IRaygunClient
 {
+	readonly ILogger _logger;
 	readonly IHttpClientFactory _clientFactory;
 	readonly IRaygunMessageBuilder _messageBuilder;
 	readonly IEnumerable<IRaygunValidator> _validators;
 	readonly RaygunOptions _options;
 
 	public DefaultRaygunClient(
+		ILogger<DefaultRaygunClient> logger,
 		IHttpClientFactory clientFactory,
 		IRaygunMessageBuilder messageBuilder,
 		IEnumerable<IRaygunValidator> validators,
 		IOptions<RaygunOptions> options)
 	{
+		_logger = logger;
 		_clientFactory = clientFactory ?? throw new ArgumentNullException(nameof(clientFactory));
 		_messageBuilder = messageBuilder ?? throw new ArgumentNullException(nameof(messageBuilder));
 		_validators = validators ?? throw new ArgumentNullException(nameof(validators));;
@@ -77,13 +81,17 @@ protected async Task TransmitMessageAsync(RaygunMessage message)
 	{
 		try
 		{
-			var result = await CreateClient().PostAsync(_options.ApiEndpoint, JsonContent.Create(message));
+			var content = JsonContent.Create(message);
+			await content.LoadIntoBufferAsync();
+			var result = await CreateClient().PostAsync(_options.ApiEndpoint, content);
 			result.EnsureSuccessStatusCode();
 		}
 		catch (Exception ex)
 		{
 			if (_options.ThrowOnError)
 				throw new RaygunException(ex);
+			else
+				_logger.LogError(ex, "Raygun transmission failed");
 		}
 	}
 }
\ No newline at end of file