diff --git a/backend/init/cache/cache.go b/backend/init/cache/cache.go
index 3d2645786..e62ad117c 100644
--- a/backend/init/cache/cache.go
+++ b/backend/init/cache/cache.go
@@ -12,7 +12,7 @@ import (
 func Init() {
 	c := global.CONF.System.Cache
 	_ = os.RemoveAll(c)
-	_ = os.Mkdir(c, 0644)
+	_ = os.Mkdir(c, 0755)
 	options := badger.Options{
 		Dir:                c,
 		ValueDir:           c,