diff --git a/src/modules/colorPicker/UnitTest-ColorPickerUI/Helpers/ColorHelperTest.cs b/src/modules/colorPicker/UnitTest-ColorPickerUI/Helpers/ColorHelperTest.cs
index 5f9c867b93..aae56ac7c2 100644
--- a/src/modules/colorPicker/UnitTest-ColorPickerUI/Helpers/ColorHelperTest.cs
+++ b/src/modules/colorPicker/UnitTest-ColorPickerUI/Helpers/ColorHelperTest.cs
@@ -167,7 +167,7 @@ namespace UnitTest_ColorPickerUI.Helpers
                     {
                         var color = Color.FromArgb(red, green, blue);
 
-                        Exception? exception = null;
+                        Exception exception = null;
 
                         try
                         {
diff --git a/src/modules/colorPicker/UnitTest-ColorPickerUI/UnitTest-ColorPickerUI.csproj b/src/modules/colorPicker/UnitTest-ColorPickerUI/UnitTest-ColorPickerUI.csproj
index c3c3256613..48f90e048e 100644
--- a/src/modules/colorPicker/UnitTest-ColorPickerUI/UnitTest-ColorPickerUI.csproj
+++ b/src/modules/colorPicker/UnitTest-ColorPickerUI/UnitTest-ColorPickerUI.csproj
@@ -2,20 +2,16 @@
 
   <PropertyGroup>
     <TargetFramework>netcoreapp3.1</TargetFramework>
-    <RootNamespace>UnitTest_ColorPickerUI</RootNamespace>
     <IsPackable>false</IsPackable>
-    <Nullable>enable</Nullable>
-    <LangVersion>8.0</LangVersion>
-    <OutputType>Library</OutputType>
+    <Platforms>x64</Platforms>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
-    <PlatformTarget>x64</PlatformTarget>
     <OutputPath>..\..\..\..\x64\Debug\modules\ColorPicker\UnitTest-ColorPickerUI\</OutputPath>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
-    <PlatformTarget>x64</PlatformTarget>
     <OutputPath>..\..\..\..\x64\Release\modules\ColorPicker\UnitTest-ColorPickerUI\</OutputPath>
   </PropertyGroup>