diff --git a/IISLab.ServerAdmin.Test/IISLab.ServerAdmin.Test.csproj b/IISLab.ServerAdmin.Test/IISLab.ServerAdmin.Test.csproj
index 4b000da..a36c696 100644
--- a/IISLab.ServerAdmin.Test/IISLab.ServerAdmin.Test.csproj
+++ b/IISLab.ServerAdmin.Test/IISLab.ServerAdmin.Test.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="log4net" Version="2.0.8" />
+    <PackageReference Include="log4net" Version="2.0.10" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="1.3.2" />
     <PackageReference Include="MSTest.TestFramework" Version="1.3.2" />