diff --git a/src/formatter/htmlbeautifier.ts b/src/formatter/htmlbeautifier.ts
index 2e6a7dd..c2bb778 100644
--- a/src/formatter/htmlbeautifier.ts
+++ b/src/formatter/htmlbeautifier.ts
@@ -1,6 +1,6 @@
 import * as vscode from "vscode";
 import * as cp from "child_process";
-const isWsl = import("is-wsl");
+const isWsl = require("is-wsl");
 
 export default class HtmlBeautifier {
   /**