2 files changed, 5 insertions, 3 deletions

diff --git a/packages/main/package.json b/packages/main/package.json
index f4cf18b..3b3e45c 100644
--- a/packages/main/package.json
+++ b/packages/main/package.json
@@ -12,6 +12,7 @@
     "@sophie/shared": "workspace:*",
     "chalk": "^5.0.0",
     "electron": "16.0.5",
+    "fs-extra": "^10.0.0",
     "json5": "^2.2.0",
     "lodash-es": "^4.17.21",
     "loglevel": "^1.8.0",
diff --git a/packages/main/src/index.ts b/packages/main/src/index.ts
index 41424ab..ff14332 100644
--- a/packages/main/src/index.ts
+++ b/packages/main/src/index.ts
@@ -24,8 +24,7 @@ import {
   BrowserWindow,
   ipcMain,
 } from 'electron';
-import { readFileSync } from 'fs';
-import { readFile } from 'fs/promises';
+import { ensureDirSync, readFile, readFileSync } from 'fs-extra';
 import { autorun } from 'mobx';
 import { getSnapshot, onPatch } from 'mobx-state-tree';
 import { join } from 'path';
@@ -55,7 +54,9 @@ app.enableSandbox();
 
 // Use alternative directory when debugging to avoid clobbering the main installation.
 if (isDevelopment) {
-  app.setPath('userData', `${app.getPath('userData')}-dev`);
+  const devUserDataPath = `${app.getPath('userData')}-dev`;
+  app.setPath('userData', devUserDataPath);
+  ensureDirSync(devUserDataPath);
 }
 
 // Only allow a single instance at a time.