diff --git a/src/Orchard.Web/Modules/Orchard.OutputCache/Orchard.OutputCache.csproj b/src/Orchard.Web/Modules/Orchard.OutputCache/Orchard.OutputCache.csproj
index 171f0342d90..028482a786b 100644
--- a/src/Orchard.Web/Modules/Orchard.OutputCache/Orchard.OutputCache.csproj
+++ b/src/Orchard.Web/Modules/Orchard.OutputCache/Orchard.OutputCache.csproj
@@ -26,7 +26,6 @@
     <IISExpressWindowsAuthentication />
     <IISExpressUseClassicPipelineMode />
     <UseGlobalApplicationHostFile />
-    <Use64BitIISExpress />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -210,4 +209,4 @@
       </FlavorProperties>
     </VisualStudio>
   </ProjectExtensions>
-</Project>
\ No newline at end of file
+</Project>