diff --git a/src/LanguageServer/Microsoft.CodeAnalysis.LanguageServer/BrokeredServices/Services/Descriptors.cs b/src/LanguageServer/Microsoft.CodeAnalysis.LanguageServer/BrokeredServices/Services/Descriptors.cs
index 1fb946820d563..da7fbebc4ba6a 100644
--- a/src/LanguageServer/Microsoft.CodeAnalysis.LanguageServer/BrokeredServices/Services/Descriptors.cs
+++ b/src/LanguageServer/Microsoft.CodeAnalysis.LanguageServer/BrokeredServices/Services/Descriptors.cs
@@ -51,6 +51,7 @@ internal class Descriptors
         { BrokeredServiceDescriptors.MauiLaunchCustomizerService.Moniker, new ServiceRegistration(ServiceAudience.Local, null, allowGuestClients: false) },
         { BrokeredServiceDescriptors.DebuggerSymbolLocatorService.Moniker, new ServiceRegistration(ServiceAudience.Local, null, allowGuestClients: false) },
         { BrokeredServiceDescriptors.DebuggerSourceLinkService.Moniker, new ServiceRegistration(ServiceAudience.Local, null, allowGuestClients: false) },
+        { BrokeredServiceDescriptors.ProjectSystemQueryExecutionService.Moniker, new ServiceRegistration(ServiceAudience.Local, null, allowGuestClients: false) },
     }.ToImmutableDictionary();
 
     public static ServiceJsonRpcDescriptor CreateDescriptor(ServiceMoniker serviceMoniker) => new(
diff --git a/src/Workspaces/Remote/Core/BrokeredServiceDescriptors.cs b/src/Workspaces/Remote/Core/BrokeredServiceDescriptors.cs
index 4e5dfd34a0838..430bdbf39b6da 100644
--- a/src/Workspaces/Remote/Core/BrokeredServiceDescriptors.cs
+++ b/src/Workspaces/Remote/Core/BrokeredServiceDescriptors.cs
@@ -81,6 +81,8 @@ protected override JsonRpcConnection CreateConnection(JsonRpc jsonRpc)
         CreateDebuggerServiceDescriptor("SymbolLocatorService", new Version(0, 1), new MultiplexingStream.Options { ProtocolMajorVersion = 3 });
     public static readonly ServiceRpcDescriptor DebuggerSourceLinkService =
         CreateDebuggerServiceDescriptor("SourceLinkService", new Version(0, 1), new MultiplexingStream.Options { ProtocolMajorVersion = 3 });
+    public static readonly ServiceRpcDescriptor ProjectSystemQueryExecutionService =
+        CreateDescriptor(new ServiceMoniker("Microsoft.VisualStudio.ProjectSystem.Query.Remoting.QueryExecutionService", new Version(0, 2)));
 
     public static ServiceMoniker CreateMoniker(string namespaceName, string componentName, string serviceName, Version? version)
         => new(namespaceName + "." + componentName + "." + serviceName, version);