diff --git a/.gitignore b/.gitignore
index 350aa951..8b65fa2d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,5 @@ dist-ssr
 *.sqlite-*
 
 .cargo
+
+.tmp
diff --git a/plugin-runtime/.gitignore b/plugin-runtime/.gitignore
index e3fbd983..4f578ccb 100644
--- a/plugin-runtime/.gitignore
+++ b/plugin-runtime/.gitignore
@@ -1,2 +1,3 @@
 build
 node_modules
+*.blob
diff --git a/plugin-runtime/scripts/generate-sea.cjs b/plugin-runtime/scripts/generate-sea.cjs
index 05eba7e8..897b3553 100644
--- a/plugin-runtime/scripts/generate-sea.cjs
+++ b/plugin-runtime/scripts/generate-sea.cjs
@@ -1,6 +1,5 @@
 const path = require('node:path');
 const {execSync} = require('node:child_process');
-const {tmpdir} = require('node:os');
 const {cpSync, mkdirSync, chmodSync, unlinkSync} = require('node:fs');
 const pluginRuntimeDir = path.join(__dirname, '..');
 const destDir = path.join(__dirname, '..', '..', 'src-tauri', 'vendored', 'plugin-runtime');
@@ -17,8 +16,8 @@ const DST_BIN_MAP = {
 console.log('Building SEA blob');
 execSync('node --experimental-sea-config sea-config.json', {cwd: pluginRuntimeDir});
 
-const tmp = path.join(tmpdir(), new Date().toISOString());
-mkdirSync(tmp);
+const tmp = path.join(__dirname, '.tmp', new Date().toISOString());
+mkdirSync(tmp, {recursive: true});
 
 let tmpNodePath = process.platform === 'win32' ? path.join(tmp, 'node.exe') : path.join(tmp, 'node');
 
diff --git a/scripts/download-protoc.cjs b/scripts/download-protoc.cjs
index 653c4e92..2660e94a 100644
--- a/scripts/download-protoc.cjs
+++ b/scripts/download-protoc.cjs
@@ -2,7 +2,6 @@ const decompress = require('decompress');
 const Downloader = require("nodejs-file-downloader");
 const path = require("node:path");
 const fs = require("node:fs");
-const os = require("node:os");
 const rimraf = require('rimraf');
 
 // `${process.platform}_${process.arch}`
@@ -35,7 +34,7 @@ const SRC_BIN_MAP = {
 (async function () {
   const key = `${process.platform}_${process.env.NODE_ARCH ?? process.arch}`;
   const url = URL_MAP[key];
-  const tmpDir = path.join(os.tmpdir(), `${Math.random()}`);
+  const tmpDir = path.join(__dirname, '.tmp', `${Math.random()}`);
   const dstDir = path.join(__dirname, `..`, 'src-tauri', 'vendored', 'protoc');
   rimraf.sync(dstDir);