diff --git a/tests/ReC.Tests/Client/CommonApiTests.cs b/tests/ReC.Tests/Client/CommonApiTests.cs
index 794d42e..26e2624 100644
--- a/tests/ReC.Tests/Client/CommonApiTests.cs
+++ b/tests/ReC.Tests/Client/CommonApiTests.cs
@@ -51,7 +51,7 @@ public class CommonApiTests : RecClientTestBase
     }
 
     [Test]
-    public void UpdateAsync_with_body_payload_throws_or_completes()
+    public async Task UpdateAsync_with_body_payload_throws_or_completes()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -64,7 +64,7 @@ public class CommonApiTests : RecClientTestBase
 
         try
         {
-            client.Common.UpdateAsync(payload).GetAwaiter().GetResult();
+            await client.Common.UpdateAsync(payload);
             Assert.Pass("Update completed.");
         }
         catch (ReCApiException ex)
@@ -75,7 +75,7 @@ public class CommonApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string()
+    public async Task DeleteAsync_sends_payload_as_query_string()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -90,7 +90,7 @@ public class CommonApiTests : RecClientTestBase
 
         try
         {
-            client.Common.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.Common.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/EndpointAuthApiTests.cs b/tests/ReC.Tests/Client/EndpointAuthApiTests.cs
index 98bf082..f5a77bd 100644
--- a/tests/ReC.Tests/Client/EndpointAuthApiTests.cs
+++ b/tests/ReC.Tests/Client/EndpointAuthApiTests.cs
@@ -66,7 +66,7 @@ public class EndpointAuthApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string()
+    public async Task DeleteAsync_sends_payload_as_query_string()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -80,7 +80,7 @@ public class EndpointAuthApiTests : RecClientTestBase
 
         try
         {
-            client.EndpointAuth.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.EndpointAuth.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/EndpointParamsApiTests.cs b/tests/ReC.Tests/Client/EndpointParamsApiTests.cs
index 08ff6b8..3a0c55f 100644
--- a/tests/ReC.Tests/Client/EndpointParamsApiTests.cs
+++ b/tests/ReC.Tests/Client/EndpointParamsApiTests.cs
@@ -69,7 +69,7 @@ public class EndpointParamsApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string()
+    public async Task DeleteAsync_sends_payload_as_query_string()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -83,7 +83,7 @@ public class EndpointParamsApiTests : RecClientTestBase
 
         try
         {
-            client.EndpointParams.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.EndpointParams.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/EndpointsApiTests.cs b/tests/ReC.Tests/Client/EndpointsApiTests.cs
index 4f3c536..f549c3e 100644
--- a/tests/ReC.Tests/Client/EndpointsApiTests.cs
+++ b/tests/ReC.Tests/Client/EndpointsApiTests.cs
@@ -66,7 +66,7 @@ public class EndpointsApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string()
+    public async Task DeleteAsync_sends_payload_as_query_string()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -80,7 +80,7 @@ public class EndpointsApiTests : RecClientTestBase
 
         try
         {
-            client.Endpoints.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.Endpoints.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/ProfileApiTests.cs b/tests/ReC.Tests/Client/ProfileApiTests.cs
index 442795f..30a8e60 100644
--- a/tests/ReC.Tests/Client/ProfileApiTests.cs
+++ b/tests/ReC.Tests/Client/ProfileApiTests.cs
@@ -69,7 +69,7 @@ public class ProfileApiTests : RecClientTestBase
     }
 
     [Test]
-    public void UpdateAsync_with_unknown_id_throws_or_completes()
+    public async Task UpdateAsync_with_unknown_id_throws_or_completes()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -82,7 +82,7 @@ public class ProfileApiTests : RecClientTestBase
 
         try
         {
-            client.Profiles.UpdateAsync(long.MaxValue, payload).GetAwaiter().GetResult();
+            await client.Profiles.UpdateAsync(long.MaxValue, payload);
             Assert.Pass("Update completed.");
         }
         catch (ReCApiException ex)
@@ -93,7 +93,7 @@ public class ProfileApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string()
+    public async Task DeleteAsync_sends_payload_as_query_string()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -107,7 +107,7 @@ public class ProfileApiTests : RecClientTestBase
 
         try
         {
-            client.Profiles.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.Profiles.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/RecActionApiTests.cs b/tests/ReC.Tests/Client/RecActionApiTests.cs
index 4ab41e2..4bb05ce 100644
--- a/tests/ReC.Tests/Client/RecActionApiTests.cs
+++ b/tests/ReC.Tests/Client/RecActionApiTests.cs
@@ -158,7 +158,7 @@ public class RecActionApiTests : RecClientTestBase
     }
 
     [Test]
-    public void DeleteAsync_sends_payload_as_query_string_not_body()
+    public async Task DeleteAsync_sends_payload_as_query_string_not_body()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -172,7 +172,7 @@ public class RecActionApiTests : RecClientTestBase
 
         try
         {
-            client.RecActions.DeleteAsync(payload).GetAwaiter().GetResult();
+            await client.RecActions.DeleteAsync(payload);
         }
         catch (ReCApiException ex)
         {
diff --git a/tests/ReC.Tests/Client/ResultApiTests.cs b/tests/ReC.Tests/Client/ResultApiTests.cs
index d58d9a6..a0ad676 100644
--- a/tests/ReC.Tests/Client/ResultApiTests.cs
+++ b/tests/ReC.Tests/Client/ResultApiTests.cs
@@ -57,7 +57,7 @@ public class ResultApiTests : RecClientTestBase
     }
 
     [Test]
-    public void CreateAsync_with_invalid_action_reference_throws_or_completes()
+    public async Task CreateAsync_with_invalid_action_reference_throws_or_completes()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -73,7 +73,7 @@ public class ResultApiTests : RecClientTestBase
 
         try
         {
-            client.Results.CreateAsync(payload).GetAwaiter().GetResult();
+            await client.Results.CreateAsync(payload);
             Assert.Pass("Create completed.");
         }
         catch (ReCApiException ex)
@@ -84,7 +84,7 @@ public class ResultApiTests : RecClientTestBase
     }
 
     [Test]
-    public void UpdateAsync_with_unknown_id_throws_or_completes()
+    public async Task UpdateAsync_with_unknown_id_throws_or_completes()
     {
         var (client, scope) = CreateScopedClient();
         using var _ = scope;
@@ -96,7 +96,7 @@ public class ResultApiTests : RecClientTestBase
 
         try
         {
-            client.Results.UpdateAsync(long.MaxValue, payload).GetAwaiter().GetResult();
+            await client.Results.UpdateAsync(long.MaxValue, payload);
             Assert.Pass("Update completed.");
         }
         catch (ReCApiException ex)