diff --git a/src/ImageProcessor.Web/ImageProcessor.Web.csproj b/src/ImageProcessor.Web/ImageProcessor.Web.csproj
index 2ab412092..e4e20c719 100644
--- a/src/ImageProcessor.Web/ImageProcessor.Web.csproj
+++ b/src/ImageProcessor.Web/ImageProcessor.Web.csproj
@@ -55,8 +55,8 @@
     <Compile Include="Configuration\ImageSecuritySection.cs" />
     <Compile Include="Extensions\DirectoryInfoExtensions.cs" />
     <Compile Include="Extensions\StringExtensions.cs" />
+    <Compile Include="Helpers\AsyncDuplicateLock.cs" />
     <Compile Include="Helpers\CommonParameterParserUtility.cs" />
-    <Compile Include="Helpers\AsyncHighlanderLock.cs" />
     <Compile Include="Helpers\NativeMethods.cs" />
     <Compile Include="Helpers\PostProcessingEventArgs.cs" />
     <Compile Include="Helpers\ResourceHelpers.cs" />