diff --git a/extensions/Microsoft.AspNetCore.AzureAppServices.SiteExtension/applicationHost.xdt b/extensions/Microsoft.AspNetCore.AzureAppServices.SiteExtension/applicationHost.xdt
index 5bd2076ee4..8f15eb0ae5 100644
--- a/extensions/Microsoft.AspNetCore.AzureAppServices.SiteExtension/applicationHost.xdt
+++ b/extensions/Microsoft.AspNetCore.AzureAppServices.SiteExtension/applicationHost.xdt
@@ -7,7 +7,8 @@
     <system.webServer xdt:Transform="InsertIfMissing">
       <runtime xdt:Transform="InsertIfMissing" >
         <environmentVariables xdt:Transform="InsertIfMissing">
-          <add name="DOTNET_ADDITIONAL_DEPS" value="%ProgramFiles%\dotnet\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\" xdt:Locator="Match(name)" xdt:Transform="InsertOrAppendAttribute(Attribute='value')" />
+          <add name="DOTNET_ADDITIONAL_DEPS" value="%XDT_EXTENSIONPATH%\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\;%XDT_EXTENSIONPATH%\additionalDeps\Microsoft.AspNetCore.AzureKeyVault.HostingStartup\;%ProgramFiles%\dotnet\additionalDeps\Microsoft.AspNetCore.AzureAppServices.HostingStartup\" xdt:Locator="Match(name)" xdt:Transform="InsertOrAppendAttribute(Attribute='value')" />
+          <add name="DOTNET_SHARED_STORE" value="%XDT_EXTENSIONPATH%\store" xdt:Locator="Match(name)" xdt:Transform="InsertOrAppendAttribute(Attribute='value')" />
           <add name="ASPNETCORE_HOSTINGSTARTUPASSEMBLIES" value="Microsoft.AspNetCore.AzureAppServices.HostingStartup" xdt:Locator="Match(name)" xdt:Transform="InsertOrAppendAttribute(Attribute='value')" />
         </environmentVariables>
       </runtime>