diff --git a/package.json b/package.json
index 2eff458f2..3c0bb0eb2 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,7 @@
 		"@types/js-yaml": "^4.0.5",
 		"@types/mocha": "^9.1.0",
 		"@types/node": "^16.11.7",
+		"@types/ncp": "^2.0.5",
 		"@types/pull-stream": "^3.6.2",
 		"@types/semver": "^7.3.9",
 		"@types/shell-quote": "^1.7.1",
@@ -65,7 +66,6 @@
 		"vinyl-fs": "^3.0.3"
 	},
 	"dependencies": {
-		"@types/ncp": "^2.0.5",
 		"ncp": "^2.0.0",
 		"follow-redirects": "^1.14.8",
 		"js-yaml": "^4.1.0",
diff --git a/src/spec-common/injectHeadless.ts b/src/spec-common/injectHeadless.ts
index 292b0647b..5dc522a58 100644
--- a/src/spec-common/injectHeadless.ts
+++ b/src/spec-common/injectHeadless.ts
@@ -105,7 +105,7 @@ export type DevContainerConfigCommand = 'initializeCommand' | 'onCreateCommand'
 
 const defaultWaitFor: DevContainerConfigCommand = 'updateContentCommand';
 
-export interface DevContainerFeature{
+export interface DevContainerFeature {
 	id: string;
 	options: boolean | string | Record<string, boolean | string | undefined>;
 }
diff --git a/src/spec-configuration/configuration.ts b/src/spec-configuration/configuration.ts
index a10a7c443..4dd42dd71 100644
--- a/src/spec-configuration/configuration.ts
+++ b/src/spec-configuration/configuration.ts
@@ -26,7 +26,7 @@ export interface HostRequirements {
 	storage?: string;
 }
 
-export interface DevContainerFeature{
+export interface DevContainerFeature {
 	id: string;
 	options: boolean | string | Record<string, boolean | string | undefined>;
 }
diff --git a/src/spec-configuration/containerFeaturesConfiguration.ts b/src/spec-configuration/containerFeaturesConfiguration.ts
index a099b4d4b..3359bf58a 100644
--- a/src/spec-configuration/containerFeaturesConfiguration.ts
+++ b/src/spec-configuration/containerFeaturesConfiguration.ts
@@ -5,14 +5,12 @@
 
 import * as jsonc from 'jsonc-parser';
 import * as path from 'path';
-//import * as semver from 'semver';
 import * as URL from 'url';
 import * as tar from 'tar';
 import { DevContainerConfig } from './configuration';
 import { mkdirpLocal, readLocalFile, rmLocal, writeLocalFile, cpDirectoryLocal } from '../spec-utils/pfs';
 import { Log, LogLevel } from '../spec-utils/log';
 import { request } from '../spec-utils/httpRequest';
-import { DevContainerFeature } from './configuration';
 import { existsSync } from 'fs';
 
 const ASSET_NAME = 'devcontainer-features.tgz';
@@ -25,7 +23,7 @@ export interface Feature {
 	runApp?: string;
 	runParams?: string;
 	infoString?: string;
-	internalVersion?: string;
+	internalVersion?: string; // set programmatically
 	tempLocalPath?: string;
 	consecutiveId?: string;
 	install?: Record<string, string>;