diff --git a/test/Atc.Rest.ApiGenerator.CLI.Tests/ScenariosTests.cs b/test/Atc.Rest.ApiGenerator.CLI.Tests/ScenariosTests.cs
index 30b591aa..13adcc50 100644
--- a/test/Atc.Rest.ApiGenerator.CLI.Tests/ScenariosTests.cs
+++ b/test/Atc.Rest.ApiGenerator.CLI.Tests/ScenariosTests.cs
@@ -367,12 +367,10 @@ private static async Task AssertGenerateForClientCSharp(
         sbCommands.Append(scenarioPath.Name);
         sbCommands.Append(" --outputPath ");
         sbCommands.Append(Path.Combine(outputPath.FullName, "src"));
-        if (!useCustomErrorResponseModel)
+        if (!useCustomErrorResponseModel &&
+            useProblemDetailsAsDefaultResponseBody)
         {
-            if (useProblemDetailsAsDefaultResponseBody)
-            {
-                sbCommands.Append(" --useProblemDetailsAsDefaultResponseBody");
-            }
+            sbCommands.Append(" --useProblemDetailsAsDefaultResponseBody");
         }
 
         if (optionsFile is not null)