diff --git a/fs/config/config.go b/fs/config/config.go
index c7793f412..53d67ef03 100644
--- a/fs/config/config.go
+++ b/fs/config/config.go
@@ -558,6 +558,7 @@ func saveConfig() error {
 		_ = enc.Close()
 	}
 
+	_ = f.Sync()
 	err = f.Close()
 	if err != nil {
 		return errors.Errorf("Failed to close config file: %v", err)