diff --git a/action.js b/action.js
index c73d72a..1bfeb65 100644
--- a/action.js
+++ b/action.js
@@ -1,5 +1,11 @@
 import { execSync } from "child_process";
-import { readFileSync, mkdirSync, writeFileSync, readdirSync } from "fs";
+import {
+  readFileSync,
+  mkdirSync,
+  writeFileSync,
+  readdirSync,
+  copyFileSync,
+} from "fs";
 
 const libName = process.env.PWD.split("/").slice(-1)[0];
 const version = readFileSync("version", { encoding: "utf8" });