diff --git a/tests/SwaggerProvider.ProviderTests/v3/Swagger.I0219.Tests.fs b/tests/SwaggerProvider.ProviderTests/v3/Swagger.I0219.Tests.fs
index 5a4eeae..7f165e8 100644
--- a/tests/SwaggerProvider.ProviderTests/v3/Swagger.I0219.Tests.fs
+++ b/tests/SwaggerProvider.ProviderTests/v3/Swagger.I0219.Tests.fs
@@ -8,3 +8,9 @@ let Schema = __SOURCE_DIRECTORY__ + "/../Schemas/v3/issue219.yaml"
 type AcmeApi = OpenApiClientProvider<Schema>
 
 let inst = AcmeApi.Client()
+
+let askDetailRequest = new AcmeApi.AskDetailRequest(11)
+
+let typedTask = inst.AskDetail(askDetailRequest: AcmeApi.AskDetailRequest)
+
+typedTask.GetType().FullName.Contains("AskDetailResponse")