diff --git a/src/PowerShellEditorServices/PowerShellEditorServices.csproj b/src/PowerShellEditorServices/PowerShellEditorServices.csproj
index 359fddefa..f1bbf9665 100644
--- a/src/PowerShellEditorServices/PowerShellEditorServices.csproj
+++ b/src/PowerShellEditorServices/PowerShellEditorServices.csproj
@@ -13,7 +13,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.5.0" />
-    <PackageReference Include="PowerShellStandard.Library" Version="5.1.0-preview-06" PrivateAssets="All"/>
+    <PackageReference Include="PowerShellStandard.Library" Version="5.1.0-RC1" PrivateAssets="All"/>
     <PackageReference Include="UnixConsoleEcho" Version="0.1.0" />
     <PackageReference Include="Serilog" Version="2.7.1" />
     <PackageReference Include="Serilog.Sinks.Console" Version="3.1.1" />
diff --git a/src/PowerShellEditorServices/Session/InvocationEventQueue.cs b/src/PowerShellEditorServices/Session/InvocationEventQueue.cs
index 89184e930..77d85bf23 100644
--- a/src/PowerShellEditorServices/Session/InvocationEventQueue.cs
+++ b/src/PowerShellEditorServices/Session/InvocationEventQueue.cs
@@ -225,11 +225,6 @@ private void OnInvokerUnsubscribed(object sender, PSEventUnsubscribedEventArgs e
             CreateInvocationSubscriber();
         }
 
-        private void OnInvokerUnsubscribed(object sender, PSEventArgs e)
-        {
-            CreateInvocationSubscriber();
-        }
-
         private void SetSubscriberExecutionThreadWithReflection(PSEventSubscriber subscriber)
         {
             // We need to create the PowerShell object in the same thread so we can get a nested