diff --git a/storage/dailydisk.go b/storage/dailydisk.go
index 4e13af5..c499da0 100644
--- a/storage/dailydisk.go
+++ b/storage/dailydisk.go
@@ -255,12 +255,12 @@ func (me DailyDiskStorage) RebuildTypeIndexes() {
 	if err != nil {
 		panic(err)
 	}
-	err = os.MkdirAll(me.typesIndexesPath, 0644)
+	err = os.MkdirAll(me.typesIndexesPath, 0777)
 	if err != nil {
 		panic(err)
 	}
 
-	globalIndexFile, err := os.OpenFile(me.globalIndexFilename, os.O_RDONLY, 0)
+	globalIndexFile, err := os.OpenFile(me.globalIndexFilename, os.O_RDONLY, 0644)
 	if err != nil {
 		panic(err)
 	}