diff --git a/extensions/npm/src/main.ts b/extensions/npm/src/main.ts
index 3cf4df511fc3dd6e9738c35a8d3eb132aabb94bc..925622f20106868764deb5c2d5e095d20072c625 100644
--- a/extensions/npm/src/main.ts
+++ b/extensions/npm/src/main.ts
@@ -104,9 +104,13 @@ function isEnabled(folder: vscode.WorkspaceFolder): boolean {
 }
 
 async function provideNpmScriptsForFolder(folder: vscode.WorkspaceFolder): Promise<vscode.Task[]> {
-	let rootPath = folder.uri.fsPath;
 	let emptyTasks: vscode.Task[] = [];
 
+	if (folder.uri.scheme !== 'file') {
+		return emptyTasks;
+	}
+	let rootPath = folder.uri.fsPath;
+
 	let packageJson = path.join(rootPath, 'package.json');
 	if (!await exists(packageJson)) {
 		return emptyTasks;