diff --git a/src/Sign.Core/Tools/OpenVsixSignTool.cs b/src/Sign.Core/Tools/OpenVsixSignTool.cs
index 8d0f59cc..d1a6c7b1 100644
--- a/src/Sign.Core/Tools/OpenVsixSignTool.cs
+++ b/src/Sign.Core/Tools/OpenVsixSignTool.cs
@@ -9,18 +9,10 @@ namespace Sign.Core
 {
     internal sealed class OpenVsixSignTool : Tool, IOpenVsixSignTool
     {
-        private readonly IKeyVaultService _keyVaultService;
-
         // Dependency injection requires a public constructor.
-        public OpenVsixSignTool(
-            IKeyVaultService keyVaultService,
-            IToolConfigurationProvider toolConfigurationProvider,
-            ILogger<INuGetSignTool> logger)
+        public OpenVsixSignTool(ILogger<INuGetSignTool> logger)
             : base(logger)
         {
-            ArgumentNullException.ThrowIfNull(keyVaultService, nameof(keyVaultService));
-
-            _keyVaultService = keyVaultService;
         }
 
         public async Task<bool> SignAsync(FileInfo file, SignConfigurationSet configuration, SignOptions options)
diff --git a/test/Sign.Core.Test/Sign.Core.Test.csproj b/test/Sign.Core.Test/Sign.Core.Test.csproj
index 0de25f4d..5fbb58a6 100644
--- a/test/Sign.Core.Test/Sign.Core.Test.csproj
+++ b/test/Sign.Core.Test/Sign.Core.Test.csproj
@@ -24,10 +24,6 @@
     <ProjectReference Include="..\..\src\Sign.Core\Sign.Core.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <SdkFile64 Include="$(WindowsSDKBuildToolsBinVersionedFolder)\x64\signtool.exe" />
-  </ItemGroup>
-
   <ItemGroup>
     <None Update="TestAssets\**\*.*">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>