diff --git a/src/vs/workbench/api/common/extHostTunnelService.ts b/src/vs/workbench/api/common/extHostTunnelService.ts
index fbebe3ba9ed6d..e8f3addfb9790 100644
--- a/src/vs/workbench/api/common/extHostTunnelService.ts
+++ b/src/vs/workbench/api/common/extHostTunnelService.ts
@@ -113,7 +113,7 @@ export class ExtHostTunnelService extends Disposable implements IExtHostTunnelSe
 		});
 	}
 
-	async $providePortAttributes(handles: number[], ports: number[], pid: number | undefined, commandline: string | undefined, cancellationToken: vscode.CancellationToken): Promise<ProvidedPortAttributes[]> {
+	async $providePortAttributes(handles: number[], ports: number[], pid: number | undefined, commandLine: string | undefined, cancellationToken: vscode.CancellationToken): Promise<ProvidedPortAttributes[]> {
 		const providedAttributes: { providedAttributes: vscode.PortAttributes | null | undefined; port: number }[] = [];
 		for (const handle of handles) {
 			const provider = this._portAttributesProviders.get(handle);
@@ -121,7 +121,7 @@ export class ExtHostTunnelService extends Disposable implements IExtHostTunnelSe
 				return [];
 			}
 			providedAttributes.push(...(await Promise.all(ports.map(async (port) => {
-				return { providedAttributes: (await provider.provider.providePortAttributes(port, pid, commandline, cancellationToken)), port };
+				return { providedAttributes: (await provider.provider.providePortAttributes({ port, pid, commandLine }, cancellationToken)), port };
 			}))));
 		}
 
diff --git a/src/vscode-dts/vscode.proposed.portsAttributes.d.ts b/src/vscode-dts/vscode.proposed.portsAttributes.d.ts
index 35626315373b7..e3cb4b617f96a 100644
--- a/src/vscode-dts/vscode.proposed.portsAttributes.d.ts
+++ b/src/vscode-dts/vscode.proposed.portsAttributes.d.ts
@@ -63,7 +63,7 @@ declare module 'vscode' {
 		 * @param commandLine The command line of the process that is listening on the port. If the command line is unknown, undefined will be passed.
 		 * @param token A cancellation token that indicates the result is no longer needed.
 		 */
-		providePortAttributes(port: number, pid: number | undefined, commandLine: string | undefined, token: CancellationToken): ProviderResult<PortAttributes>;
+		providePortAttributes(attributes: { port: number; pid?: number; commandLine?: string }, token: CancellationToken): ProviderResult<PortAttributes>;
 	}
 
 	/**