diff --git a/module/PowerShellEditorServices/Start-EditorServices.ps1 b/module/PowerShellEditorServices/Start-EditorServices.ps1
index a10f8b2a4..47ba523c2 100644
--- a/module/PowerShellEditorServices/Start-EditorServices.ps1
+++ b/module/PowerShellEditorServices/Start-EditorServices.ps1
@@ -66,6 +66,9 @@ param(
     [switch]
     $DebugServiceOnly,
 
+    [switch]
+    $LanguageServiceOnly,
+
     [string[]]
     $AdditionalModules,
 
diff --git a/src/PowerShellEditorServices.Hosting/Commands/StartEditorServicesCommand.cs b/src/PowerShellEditorServices.Hosting/Commands/StartEditorServicesCommand.cs
index 2a2ae3527..56551dfed 100644
--- a/src/PowerShellEditorServices.Hosting/Commands/StartEditorServicesCommand.cs
+++ b/src/PowerShellEditorServices.Hosting/Commands/StartEditorServicesCommand.cs
@@ -182,6 +182,12 @@ public StartEditorServicesCommand()
         [Parameter]
         public SwitchParameter DebugServiceOnly { get; set; }
 
+        /// <summary>
+        /// When set, do not enable debug adapter, only the language service.
+        /// </summary>
+        [Parameter]
+        public SwitchParameter LanguageServiceOnly { get; set; }
+
         /// <summary>
         /// When set with a debug build, startup will wait for a debugger to attach.
         /// </summary>
@@ -465,6 +471,12 @@ private ITransportConfig GetDebugServiceTransport()
         {
             _logger.Log(PsesLogLevel.Diagnostic, "Configuring debug transport");
 
+            if (LanguageServiceOnly)
+            {
+                _logger.Log(PsesLogLevel.Diagnostic, "No Debug transport: PSES is language service only");
+                return null;
+            }
+
             if (Stdio)
             {
                 if (DebugServiceOnly)