diff --git a/cpp/src/cache/DataObj.h b/cpp/src/cache/DataObj.h
index abd504f59017a789fb53bd9b8c90053eeae75a5e..e9c45a48576c1c8399bd5694d53f1716c73380ae 100644
--- a/cpp/src/cache/DataObj.h
+++ b/cpp/src/cache/DataObj.h
@@ -27,7 +27,6 @@ class DataObj {
  public:
     virtual int64_t
     Size() = 0;
-
 };
 
 using DataObjPtr = std::shared_ptr<DataObj>;