diff --git a/scripts/prepack-build.mjs b/scripts/prepack-build.mjs
index 19bb681..5c7da80 100644
--- a/scripts/prepack-build.mjs
+++ b/scripts/prepack-build.mjs
@@ -2,6 +2,8 @@
 import { existsSync } from "node:fs";
 import { spawnSync } from "node:child_process";
 
+const tscBin = process.platform === "win32" ? "node_modules/.bin/tsc.cmd" : "node_modules/.bin/tsc";
+
 function run(command, args) {
   const result = spawnSync(command, args, { stdio: "inherit", shell: process.platform === "win32" });
   if (result.status !== 0) {
@@ -9,8 +11,15 @@ function run(command, args) {
   }
 }
 
-if (!existsSync("node_modules/typescript/bin/tsc")) {
-  run("pnpm", ["install", "--prod=false", "--ignore-scripts", "--frozen-lockfile=false"]);
+if (!existsSync(tscBin)) {
+  run("pnpm", [
+    "add",
+    "--save-dev",
+    "typescript@^5.8.3",
+    "@types/node@^22.15.19",
+    "--ignore-scripts",
+    "--lockfile=false",
+  ]);
 }
 
-run("pnpm", ["exec", "tsc", "-p", "tsconfig.json"]);
+run(tscBin, ["-p", "tsconfig.json"]);