diff --git a/dos2unix-7.4.1.tar.gz b/dos2unix-7.4.1.tar.gz
deleted file mode 100644
index 5c833b1..0000000
Binary files a/dos2unix-7.4.1.tar.gz and /dev/null differ
diff --git a/dos2unix-7.4.2.tar.gz b/dos2unix-7.4.2.tar.gz
new file mode 100644
index 0000000..09edd18
Binary files /dev/null and b/dos2unix-7.4.2.tar.gz differ
diff --git a/dos2unix.spec b/dos2unix.spec
index ccac53e..7fe9168 100644
--- a/dos2unix.spec
+++ b/dos2unix.spec
@@ -1,5 +1,5 @@
 Name: dos2unix
-Version: 7.4.1
+Version: 7.4.2
 Release: 1
 Summary: Text file format converters
 License: BSD
@@ -41,6 +41,12 @@ make check
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Thu Jan 21 2021 yangzhuangzhuang <yangzhuangzhuang1@huawei.com> - 7.4.2-1
+- Type:update
+- ID:NA
+- SUG:NA
+- DESC:update to 7.4.2
+
 * Thu Jul 23 2020 zhangxingliang <zhangxingliang3@huawei.com> - 7.4.1-1
 - Type:update
 - ID:NA