diff --git a/github-authentication-sample/package-lock.json b/github-authentication-sample/package-lock.json
index 6678cae8..a0fd2668 100644
--- a/github-authentication-sample/package-lock.json
+++ b/github-authentication-sample/package-lock.json
@@ -142,6 +142,12 @@
 			"resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.26.tgz",
 			"integrity": "sha512-myMwkO2Cr82kirHY8uknNRHEVtn0wV3DTQfkrjx17jmkstDRZ24gNUdl8AHXVyVclTYI/bNjgTPTAWvWLqXqkw=="
 		},
+		"@types/vscode": {
+			"version": "1.48.0",
+			"resolved": "https://registry.npmjs.org/@types/vscode/-/vscode-1.48.0.tgz",
+			"integrity": "sha512-sZJKzsJz1gSoFXcOJWw3fnKl2sseUgZmvB4AJZS+Fea+bC/jfGPVhmFL/FfQHld/TKtukVONsmoD3Pkyx9iadg==",
+			"dev": true
+		},
 		"ansi-styles": {
 			"version": "3.2.1",
 			"resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
diff --git a/github-authentication-sample/package.json b/github-authentication-sample/package.json
index 79413b7b..fe991783 100644
--- a/github-authentication-sample/package.json
+++ b/github-authentication-sample/package.json
@@ -25,13 +25,13 @@
 	},
 	"scripts": {
 		"vscode:prepublish": "npm run compile",
-		"postinstall": "npx vscode-dts master",
 		"compile": "tsc -p ./",
 		"lint": "tslint -p ./",
 		"watch": "tsc -watch -p ./"
 	},
 	"devDependencies": {
 		"@types/node": "^10.14.17",
+		"@types/vscode": "1.48.0",
 		"tslint": "^5.16.0",
 		"typescript": "^3.5.1"
 	},