1 files changed, 1 insertions, 1 deletions

diff --git a/src/WixToolset.Core.WindowsInstaller/WixToolsetCoreServiceProviderExtensions.cs b/src/WixToolset.Core.WindowsInstaller/WixToolsetCoreServiceProviderExtensions.cs
index e013cefb..d9649dec 100644
--- a/src/WixToolset.Core.WindowsInstaller/WixToolsetCoreServiceProviderExtensions.cs
+++ b/src/WixToolset.Core.WindowsInstaller/WixToolsetCoreServiceProviderExtensions.cs
@@ -30,7 +30,7 @@ namespace WixToolset.Core.WindowsInstaller
         private static void AddServices(IWixToolsetCoreServiceProvider coreProvider)
         {
             // Singletons.
-            coreProvider.AddService((provider, singletons) => AddSingleton<IWindowsInstallerBackendHelper>(singletons, new WindowsInstallerBackendHelper()));
+            coreProvider.AddService((provider, singletons) => AddSingleton<IWindowsInstallerBackendHelper>(singletons, new WindowsInstallerBackendHelper(provider)));
             coreProvider.AddService<IUnbinder>((provider, singletons) => new Unbinder(provider));
         }