diff --git a/WindowsUpdateApiController/WindowsUpdateApiController.csproj b/WindowsUpdateApiController/WindowsUpdateApiController.csproj
index 6160d9d..c85d7e3 100644
--- a/WindowsUpdateApiController/WindowsUpdateApiController.csproj
+++ b/WindowsUpdateApiController/WindowsUpdateApiController.csproj
@@ -20,7 +20,7 @@
     </COMReference>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="log4net" Version="2.0.10" />
+    <PackageReference Include="log4net" Version="3.3.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\WuDataContract\WuDataContract.csproj" />