diff --git a/decorator-sample/src/extension.ts b/decorator-sample/src/extension.ts
index e37a27194..ae72c0db2 100644
--- a/decorator-sample/src/extension.ts
+++ b/decorator-sample/src/extension.ts
@@ -5,7 +5,7 @@ export function activate(context: vscode.ExtensionContext) {
 
 	console.log('decorator sample is activated');
 
-	let timeout: NodeJS.Timer | undefined = undefined;
+	let timeout: NodeJS.Timeout | undefined = undefined;
 
 	// create a decorator type that we use to decorate small numbers
 	const smallNumberDecorationType = vscode.window.createTextEditorDecorationType({
diff --git a/decorator-sample/tsconfig.json b/decorator-sample/tsconfig.json
index ecb821596..5a2a40e82 100644
--- a/decorator-sample/tsconfig.json
+++ b/decorator-sample/tsconfig.json
@@ -6,7 +6,9 @@
 		"outDir": "out",
 		"sourceMap": true,
 		"strict": true,
-		"rootDir": "src"
+		"rootDir": "src",
+		"skipLibCheck": true,
+		"types": ["node"]
 	},
 	"exclude": ["node_modules", ".vscode-test"]
 }
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