diff --git a/sample/SilkierQuartz.example.csproj b/sample/SilkierQuartz.example.csproj
index b7d1b30..ddaff3a 100644
--- a/sample/SilkierQuartz.example.csproj
+++ b/sample/SilkierQuartz.example.csproj
@@ -4,6 +4,10 @@
     <TargetFramework>net5.0</TargetFramework>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+    <DefineConstants>TRACE;_ENABLE_AUTH</DefineConstants>
+  </PropertyGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\src\Quartz.Plugins.RecentHistory\Quartz.Plugins.RecentHistory.csproj" />
     <ProjectReference Include="..\src\SilkierQuartz\SilkierQuartz.csproj" />
diff --git a/sample/Startup.cs b/sample/Startup.cs
index 7179cf5..6bf34aa 100644
--- a/sample/Startup.cs
+++ b/sample/Startup.cs
@@ -59,10 +59,13 @@ namespace SilkierQuartz.Example
                     CronExpressionOptions = new CronExpressionDescriptor.Options()
                     {
                         DayOfWeekStartIndexZero = false //Quartz uses 1-7 as the range
-                    },
+                    }
+#if ENABLE_AUTH
+                    ,
                     AccountName = "admin",
                     AccountPassword = "password",
                     IsAuthenticationPersist = false
+#endif
                 }
                 );