diff --git a/src/WinSW.Core/WinSW.Core.csproj b/src/WinSW.Core/WinSW.Core.csproj
index c499823..5ffd4ae 100644
--- a/src/WinSW.Core/WinSW.Core.csproj
+++ b/src/WinSW.Core/WinSW.Core.csproj
@@ -16,7 +16,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net5.0-windows'">
-    <PackageReference Include="Microsoft.Win32.Registry" Version="4.7.0" />
+    <PackageReference Include="Microsoft.Win32.Registry" Version="5.0.0" />
     <PackageReference Include="System.Diagnostics.EventLog" Version="4.7.0" />
     <PackageReference Include="System.Security.AccessControl" Version="5.0.0" />
   </ItemGroup>
diff --git a/src/WinSW/Program.cs b/src/WinSW/Program.cs
index 44e6b5f..5d0bd44 100644
--- a/src/WinSW/Program.cs
+++ b/src/WinSW/Program.cs
@@ -1055,9 +1055,9 @@ namespace WinSW
                 DateTime fileLastWriteTime = File.GetLastWriteTime(config.FullPath);
 
                 using RegistryKey? registryKey = Registry.LocalMachine
-                    .OpenSubKey("SYSTEM")
-                    .OpenSubKey("CurrentControlSet")
-                    .OpenSubKey("Services")
+                    .OpenSubKey("SYSTEM")?
+                    .OpenSubKey("CurrentControlSet")?
+                    .OpenSubKey("Services")?
                     .OpenSubKey(config.Name);
 
                 if (registryKey is null)