diff --git a/libbytesize-2.3.tar.gz b/libbytesize-2.3.tar.gz
deleted file mode 100644
index 0c6dd8d..0000000
Binary files a/libbytesize-2.3.tar.gz and /dev/null differ
diff --git a/libbytesize-2.4.tar.gz b/libbytesize-2.4.tar.gz
new file mode 100644
index 0000000..60935b7
Binary files /dev/null and b/libbytesize-2.4.tar.gz differ
diff --git a/libbytesize.spec b/libbytesize.spec
index 3a87103..17c3127 100644
--- a/libbytesize.spec
+++ b/libbytesize.spec
@@ -3,7 +3,7 @@
 %define with_tools      1
 
 Name:           libbytesize
-Version:        2.3
+Version:        2.4
 Release:        1
 Summary:        A library for working with sizes in bytes
 License:        LGPLv2+
@@ -112,6 +112,12 @@ find %{buildroot} -type f -name "*.la" -delete
 %endif
 
 %changelog
+* Tue Sep 1 2020 wangchen <wangchen137@huawei.com> - 2.4-1
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC:update version to 2.4
+
 * Sat Jul 25 2020 yang_zhuang_zhuang <yangzhuangzhuang1@huawei.com> - 2.3-1
 - Type:enhancement
 - ID:NA