diff --git a/Vonage.Test/ConversionTest.cs b/Vonage.Test/ConversionTest.cs
index ff52db1e3..ca86de1b2 100644
--- a/Vonage.Test/ConversionTest.cs
+++ b/Vonage.Test/ConversionTest.cs
@@ -8,33 +8,6 @@ namespace Vonage.Test;
[Trait("Category", "Legacy")]
public class ConversionTest : TestBase
{
- [Theory]
- [InlineData(false)]
- [InlineData(true)]
- public void SmsConversion(bool passCreds)
- {
- var expectedUri = $"{this.ApiUrl}/conversions/sms";
- var expectedContent =
- "message-id=00A0B0C0&delivered=true×tamp=2020-01-01+12%3A00%3A00&api_key=testkey&api_secret=testSecret&";
- var expectedResponse = "";
- this.Setup(expectedUri, expectedResponse, expectedContent);
- var request = new ConversionRequest
- {Delivered = true, MessageId = "00A0B0C0", TimeStamp = "2020-01-01 12:00:00"};
- var credentials = Credentials.FromApiKeyAndSecret(this.ApiKey, this.ApiSecret);
- var client = this.BuildVonageClient(credentials);
- bool response;
- if (passCreds)
- {
- response = client.ConversionClient.SmsConversion(request, credentials);
- }
- else
- {
- response = client.ConversionClient.SmsConversion(request);
- }
-
- Assert.True(response);
- }
-
[Theory]
[InlineData(false)]
[InlineData(true)]
@@ -62,33 +35,6 @@ public async Task SmsConversionAsync(bool passCreds)
Assert.True(response);
}
- [Theory]
- [InlineData(false)]
- [InlineData(true)]
- public void VoiceConversion(bool passCreds)
- {
- var expectedUri = $"{this.ApiUrl}/conversions/voice";
- var expectedContent =
- "message-id=00A0B0C0&delivered=true×tamp=2020-01-01+12%3A00%3A00&api_key=testkey&api_secret=testSecret&";
- var expectedResponse = "";
- this.Setup(expectedUri, expectedResponse, expectedContent);
- var request = new ConversionRequest
- {Delivered = true, MessageId = "00A0B0C0", TimeStamp = "2020-01-01 12:00:00"};
- var creds = Credentials.FromApiKeyAndSecret(this.ApiKey, this.ApiSecret);
- var client = this.BuildVonageClient(creds);
- bool response;
- if (passCreds)
- {
- response = client.ConversionClient.VoiceConversion(request, creds);
- }
- else
- {
- response = client.ConversionClient.VoiceConversion(request);
- }
-
- Assert.True(response);
- }
-
[Theory]
[InlineData(false)]
[InlineData(true)]
diff --git a/Vonage/Conversions/ConversionClient.cs b/Vonage/Conversions/ConversionClient.cs
index b5b06d049..cb5b75558 100644
--- a/Vonage/Conversions/ConversionClient.cs
+++ b/Vonage/Conversions/ConversionClient.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
using Vonage.Common;
using Vonage.Request;
@@ -25,19 +24,6 @@ internal ConversionClient(Credentials credentials, Configuration configuration,
public Credentials Credentials { get; set; }
- ///
- [Obsolete("Favor asynchronous version instead.")]
- public bool SmsConversion(ConversionRequest request, Credentials creds = null)
- {
- ApiRequest.Build(this.GetCredentials(creds), this.configuration, this.timeProvider)
- .DoPostRequestUrlContentFromObject