diff --git a/editors/vscode/client/config.ts b/editors/vscode/client/config.ts
index 72da458a4406a..ba553afb13a91 100644
--- a/editors/vscode/client/config.ts
+++ b/editors/vscode/client/config.ts
@@ -5,9 +5,9 @@ export class ConfigService implements Config, IDisposable {
   private static readonly _namespace = 'oxc';
   private readonly _disposables: IDisposable[] = [];
   private _inner: WorkspaceConfiguration;
-  private _runTrigger: 'onSave' | 'onType';
+  private _runTrigger: Trigger;
   private _enable: boolean;
-  private _trace: 'off' | 'messages' | 'verbose';
+  private _trace: TraceLevel;
   private _configPath: string;
   private _binPath: string | undefined;
 
@@ -30,10 +30,6 @@ export class ConfigService implements Config, IDisposable {
     this._disposables.push(disposeChangeListener);
   }
 
-  get rawConfig(): WorkspaceConfiguration {
-    return this._inner;
-  }
-
   get runTrigger(): Trigger {
     return this._runTrigger;
   }
@@ -106,13 +102,11 @@ export class ConfigService implements Config, IDisposable {
     }
   }
 
-  public toJSON(): Config {
+  public toLanguageServerConfig(): LanguageServerConfig {
     return {
-      runTrigger: this.runTrigger,
+      run: this.runTrigger,
       enable: this.enable,
-      trace: this.trace,
       configPath: this.configPath,
-      binPath: this.binPath,
     };
   }
 }
@@ -120,6 +114,12 @@ export class ConfigService implements Config, IDisposable {
 type Trigger = 'onSave' | 'onType';
 type TraceLevel = 'off' | 'messages' | 'verbose';
 
+interface LanguageServerConfig {
+  configPath: string;
+  enable: boolean;
+  run: Trigger;
+}
+
 /**
  * See `"contributes.configuration"` in `package.json`
  */
diff --git a/editors/vscode/client/extension.ts b/editors/vscode/client/extension.ts
index 036443de4159c..48f2e6e36e662 100644
--- a/editors/vscode/client/extension.ts
+++ b/editors/vscode/client/extension.ts
@@ -136,7 +136,6 @@ export async function activate(context: ExtensionContext) {
   // If the extension is launched in debug mode then the debug server options are used
   // Otherwise the run options are used
   // Options to control the language client
-  let clientConfig: any = JSON.parse(JSON.stringify(config.rawConfig));
   let clientOptions: LanguageClientOptions = {
     // Register the server for plain text documents
     documentSelector: [
@@ -155,7 +154,7 @@ export async function activate(context: ExtensionContext) {
       fileEvents: workspace.createFileSystemWatcher('**/.clientrc'),
     },
     initializationOptions: {
-      settings: clientConfig,
+      settings: config.toLanguageServerConfig(),
     },
     outputChannel,
     traceOutputChannel,
@@ -200,7 +199,7 @@ export async function activate(context: ExtensionContext) {
 
     myStatusBarItem.backgroundColor = bgColor;
   }
-  updateStatsBar(clientConfig.enable);
+  updateStatsBar(config.enable);
   client.start();
 }