diff --git a/src/misc/nodeUtils.ts b/src/misc/nodeUtils.ts
index d42db57a82..ee12c74459 100644
--- a/src/misc/nodeUtils.ts
+++ b/src/misc/nodeUtils.ts
@@ -2,7 +2,7 @@ import * as fs from 'fs';
 import * as path from 'path';
 
 export class NodeUtils {
-    static mkdirpSync(targetDir: string, mode = '755', relative = false, relativeDir: string = null) {
+    static mkdirpSync(targetDir: string, mode = '700', relative = false, relativeDir: string = null) {
         const initialDir = path.isAbsolute(targetDir) ? path.sep : '';
         const baseDir = relative ? (relativeDir != null ? relativeDir : __dirname) : '.';
         targetDir.split(path.sep).reduce((parentDir, childDir) => {
diff --git a/src/services/lowdbStorage.service.ts b/src/services/lowdbStorage.service.ts
index 1f6861a5af..581c48291a 100644
--- a/src/services/lowdbStorage.service.ts
+++ b/src/services/lowdbStorage.service.ts
@@ -18,7 +18,7 @@ export class LowdbStorageService implements StorageService {
         let adapter: lowdb.AdapterSync<any>;
         if (Utils.isNode && dir != null) {
             if (!fs.existsSync(dir)) {
-                NodeUtils.mkdirpSync(dir, '755');
+                NodeUtils.mkdirpSync(dir, '700');
             }
             const p = path.join(dir, 'data.json');
             adapter = new FileSync(p);