diff --git a/Vonage.Test.Unit/VerifyV2/StartVerification/SerializationTest.cs b/Vonage.Test.Unit/VerifyV2/StartVerification/SerializationTest.cs
index 9a6b4f0b1..a535f80da 100644
--- a/Vonage.Test.Unit/VerifyV2/StartVerification/SerializationTest.cs
+++ b/Vonage.Test.Unit/VerifyV2/StartVerification/SerializationTest.cs
@@ -84,12 +84,12 @@ public void ShouldSerializeSilentAuthWorkflow() =>
                 .GetStringContent()
                 .Should()
                 .BeSuccess(this.helper.GetRequestJson());
-        
+
         [Fact]
         public void ShouldSerializeSilentAuthWorkflowWithRedirectUrl() =>
             StartVerificationRequest.Build()
                 .WithBrand("ACME, Inc")
-                .WithWorkflow(SilentAuthWorkflow.Parse("447700900000", "https://acme-app.com/sa/redirect"))
+                .WithWorkflow(SilentAuthWorkflow.Parse("447700900000", new Uri("https://acme-app.com/sa/redirect")))
                 .Create()
                 .GetStringContent()
                 .Should()
diff --git a/Vonage.Test.Unit/VerifyV2/StartVerification/Workflows/SilentAuthWorkflowTest.cs b/Vonage.Test.Unit/VerifyV2/StartVerification/Workflows/SilentAuthWorkflowTest.cs
index df7520c4b..17162b89c 100644
--- a/Vonage.Test.Unit/VerifyV2/StartVerification/Workflows/SilentAuthWorkflowTest.cs
+++ b/Vonage.Test.Unit/VerifyV2/StartVerification/Workflows/SilentAuthWorkflowTest.cs
@@ -1,4 +1,5 @@
-using FluentAssertions;
+using System;
+using FluentAssertions;
 using Vonage.Common.Failures;
 using Vonage.Common.Test.Extensions;
 using Vonage.VerifyV2.StartVerification.SilentAuth;
@@ -32,12 +33,9 @@ public void Parse_ShouldReturnSuccess() =>
                     workflow.RedirectUrl.Should().BeNone();
                 });
 
-        [Theory]
-        [InlineData("")]
-        [InlineData(" ")]
-        [InlineData(null)]
-        public void Parse_ShouldReturnSuccess_GivenRedirectIsNullOrWhitespace(string value) =>
-            SilentAuthWorkflow.Parse(ValidNumber, value)
+        [Fact]
+        public void Parse_ShouldReturnSuccess_GivenRedirectIsNull() =>
+            SilentAuthWorkflow.Parse(ValidNumber, null)
                 .Should()
                 .BeSuccess(workflow =>
                 {
@@ -47,14 +45,14 @@ public void Parse_ShouldReturnSuccess_GivenRedirectIsNullOrWhitespace(string val
                 });
 
         [Fact]
-        public void Parse_ShouldreturnSuccessWithRedirect() =>
-            SilentAuthWorkflow.Parse(ValidNumber, ValidRedirectUrl)
+        public void Parse_ShouldReturnSuccessWithRedirect() =>
+            SilentAuthWorkflow.Parse(ValidNumber, new Uri(ValidRedirectUrl))
                 .Should()
                 .BeSuccess(workflow =>
                 {
                     workflow.Channel.Should().Be(ExpectedChannel);
                     workflow.To.Number.Should().Be(ValidNumber);
-                    workflow.RedirectUrl.Should().BeSome(ValidRedirectUrl);
+                    workflow.RedirectUrl.Should().BeSome(new Uri(ValidRedirectUrl));
                 });
     }
 }
\ No newline at end of file
diff --git a/Vonage/VerifyV2/StartVerification/SilentAuth/SilentAuthWorkflow.cs b/Vonage/VerifyV2/StartVerification/SilentAuth/SilentAuthWorkflow.cs
index a00196950..2550c0f2c 100644
--- a/Vonage/VerifyV2/StartVerification/SilentAuth/SilentAuthWorkflow.cs
+++ b/Vonage/VerifyV2/StartVerification/SilentAuth/SilentAuthWorkflow.cs
@@ -1,8 +1,8 @@
+using System;
 using System.Text.Json.Serialization;
 using Vonage.Common;
 using Vonage.Common.Monads;
 using Vonage.Common.Serialization;
-using Vonage.Common.Validation;
 
 namespace Vonage.VerifyV2.StartVerification.SilentAuth;
 
@@ -11,16 +11,24 @@ namespace Vonage.VerifyV2.StartVerification.SilentAuth;
 /// </summary>
 public readonly struct SilentAuthWorkflow : IVerificationWorkflow
 {
-    private SilentAuthWorkflow(PhoneNumber to, string redirectUrl = null)
+    private SilentAuthWorkflow(PhoneNumber to, Uri redirectUrl = null)
     {
         this.To = to;
-        this.RedirectUrl = string.IsNullOrWhiteSpace(redirectUrl) ? Maybe<string>.None : redirectUrl;
+        this.RedirectUrl = redirectUrl ?? Maybe<Uri>.None;
     }
 
     /// <inheritdoc />
     [JsonPropertyOrder(0)]
     public string Channel => "silent_auth";
 
+    /// <summary>
+    /// Final redirect added at the end of the check_url request/response lifecycle. See the documentation for integrations. Will contain the request_id and code as a url fragment after the URL.
+    /// </summary>
+    [JsonPropertyOrder(2)]
+    [JsonConverter(typeof(MaybeJsonConverter<Uri>))]
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+    public Maybe<Uri> RedirectUrl { get; }
+
     /// <summary>
     ///     The phone number to use for authentication, in the E.164 format. Don't use a leading + or 00 when entering a phone
     ///     number, start with the country code, for example, 447700900000.
@@ -29,14 +37,6 @@ private SilentAuthWorkflow(PhoneNumber to, string redirectUrl = null)
     [JsonConverter(typeof(PhoneNumberJsonConverter))]
     public PhoneNumber To { get; }
 
-    /// <summary>
-    /// Final redirect added at the end of the check_url request/response lifecycle. See the documentation for integrations. Will contain the request_id and code as a url fragment after the URL.
-    /// </summary>
-    [JsonPropertyOrder(2)]
-    [JsonConverter(typeof(MaybeJsonConverter<string>))]
-    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
-    public Maybe<string> RedirectUrl { get; }
-
     /// <summary>
     ///     Parses the input into a SilentAuthWorkflow.
     /// </summary>
@@ -51,9 +51,9 @@ public static Result<SilentAuthWorkflow> Parse(string to) =>
     /// <param name="to">The phone number to use for authentication.</param>
     /// <param name="redirectUrl">The final redirect added at the end of the check_url request/response lifecycle</param>
     /// <returns>Success or failure.</returns>
-    public static Result<SilentAuthWorkflow> Parse(string to, string redirectUrl) =>
+    public static Result<SilentAuthWorkflow> Parse(string to, Uri redirectUrl) =>
         PhoneNumber.Parse(to).Map(phoneNumber => new SilentAuthWorkflow(phoneNumber, redirectUrl));
-    
+
     /// <inheritdoc />
     public string Serialize(IJsonSerializer serializer) => serializer.SerializeObject(this);
 }
\ No newline at end of file