diff --git a/src/extensions.ts b/src/extensions.ts
index 68d462f5..e978364b 100644
--- a/src/extensions.ts
+++ b/src/extensions.ts
@@ -1,3 +1,5 @@
+import './polyfill'
+import './vscode-services/extHost'
 import type * as vscode from 'vscode'
 import { ExtensionType, IExtension, IExtensionContributions, IExtensionDescription, IExtensionManifest, TargetPlatform } from 'vs/platform/extensions/common/extensions'
 import { ExtensionMessageCollector, ExtensionPoint, ExtensionsRegistry, IExtensionPointUser } from 'vs/workbench/services/extensions/common/extensionsRegistry'