diff --git a/src/vs/workbench/api/common/extHost.api.impl.ts b/src/vs/workbench/api/common/extHost.api.impl.ts
index c190ad1c7c4..c57fae94bbd 100644
--- a/src/vs/workbench/api/common/extHost.api.impl.ts
+++ b/src/vs/workbench/api/common/extHost.api.impl.ts
@@ -769,11 +769,6 @@ export function createApiFactoryAndRegisterActors(accessor: ServicesAccessor): I
 				checkProposedApiEnabled(extension);
 				return extHostTunnelService.onDidChangeTunnels(listener, thisArg, disposables);
 
-			},
-			onDidTunnelsChange: (listener, thisArg?, disposables?) => {
-				checkProposedApiEnabled(extension);
-				return extHostTunnelService.onDidChangeTunnels(listener, thisArg, disposables);
-
 			},
 			registerTimelineProvider: (scheme: string | string[], provider: vscode.TimelineProvider) => {
 				checkProposedApiEnabled(extension);