diff --git a/src/vs/workbench/api/node/extHost.protocol.ts b/src/vs/workbench/api/node/extHost.protocol.ts
index d4ed202afab..f4a43066b6b 100644
--- a/src/vs/workbench/api/node/extHost.protocol.ts
+++ b/src/vs/workbench/api/node/extHost.protocol.ts
@@ -763,7 +763,7 @@ export const MainContext = {
 	MainThreadWorkspace: createMainId<MainThreadWorkspaceShape>('MainThreadWorkspace'),
 	MainThreadFileSystem: createMainId<MainThreadFileSystemShape>('MainThreadFileSystem'),
 	MainThreadExtensionService: createMainId<MainThreadExtensionServiceShape>('MainThreadExtensionService'),
-	MainThreadSCM: createMainId<MainThreadSCMShape>('MainThreadSCM', ProxyType.CustomMarshaller),
+	MainThreadSCM: createMainId<MainThreadSCMShape>('MainThreadSCM'),
 	MainThreadTask: createMainId<MainThreadTaskShape>('MainThreadTask', ProxyType.CustomMarshaller),
 	MainThreadWindow: createMainId<MainThreadWindowShape>('MainThreadWindow'),
 };
@@ -788,7 +788,7 @@ export const ExtHostContext = {
 	ExtHostExtensionService: createExtId<ExtHostExtensionServiceShape>('ExtHostExtensionService'),
 	// ExtHostLogService: createExtId<ExtHostLogServiceShape>('ExtHostLogService'),
 	ExtHostTerminalService: createExtId<ExtHostTerminalServiceShape>('ExtHostTerminalService'),
-	ExtHostSCM: createExtId<ExtHostSCMShape>('ExtHostSCM', ProxyType.CustomMarshaller),
+	ExtHostSCM: createExtId<ExtHostSCMShape>('ExtHostSCM'),
 	ExtHostTask: createExtId<ExtHostTaskShape>('ExtHostTask', ProxyType.CustomMarshaller),
 	ExtHostWorkspace: createExtId<ExtHostWorkspaceShape>('ExtHostWorkspace'),
 	ExtHostWindow: createExtId<ExtHostWindowShape>('ExtHostWindow'),