diff --git a/packages/playground/electron.vite.config.preload.ts b/packages/playground/electron.vite.config.preload.ts
deleted file mode 100644
index 82667f0..0000000
--- a/packages/playground/electron.vite.config.preload.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-import { defineConfig, externalizeDepsPlugin } from 'electron-vite'
-
-export default defineConfig({
-  main: {
-    plugins: [externalizeDepsPlugin()]
-  },
-  preload: {},
-  renderer: {}
-})
diff --git a/packages/playground/electron.vite.config.ts b/packages/playground/electron.vite.config.ts
index 3660df6..9aabc1b 100644
--- a/packages/playground/electron.vite.config.ts
+++ b/packages/playground/electron.vite.config.ts
@@ -1,8 +1,11 @@
 import { defineConfig, externalizeDepsPlugin } from 'electron-vite'
 
-export default defineConfig({
-  main: {
-    plugins: [externalizeDepsPlugin()]
-  },
-  renderer: {}
+export default defineConfig(({ mode }) => {
+  return {
+    main: {
+      plugins: [externalizeDepsPlugin()]
+    },
+    ...(mode === 'preload' ? { preload: {} } : null),
+    renderer: {}
+  }
 })
diff --git a/packages/playground/package.json b/packages/playground/package.json
index 49ffc51..062b8a2 100644
--- a/packages/playground/package.json
+++ b/packages/playground/package.json
@@ -5,7 +5,7 @@
   "main": "out/main/index.js",
   "scripts": {
     "dev": "electron-vite dev --ignoreConfigWarning",
-    "dev:preload": "electron-vite dev -c electron.vite.config.preload.ts --mode preload"
+    "dev:preload": "electron-vite dev --mode preload"
   },
   "dependencies": {
     "@electron-uikit/contextmenu": "workspace:^",