diff --git a/UnitTest/UnitTest.csproj b/UnitTest/UnitTest.csproj
index 3d3099f..d3f6b5c 100644
--- a/UnitTest/UnitTest.csproj
+++ b/UnitTest/UnitTest.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.8.3" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
     <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />
-    <PackageReference Include="coverlet.collector" Version="3.0.1" />
+    <PackageReference Include="coverlet.collector" Version="3.1.2" />
   </ItemGroup>
 
   <ItemGroup>