diff --git a/setserial-2.17-readme.patch b/setserial-2.17-readme.patch
deleted file mode 100644
index 28d4571..0000000
--- a/setserial-2.17-readme.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- setserial-2.17/README.readme	Tue Sep 11 17:59:52 2001
-+++ setserial-2.17/README	Tue Sep 11 18:00:27 2001
-@@ -13,6 +13,6 @@
- 
- The simplest way to configure the serial ports is to copy the provided
- rc.serial file to the appropriate /etc/rc.d directory.  For example,
--to install rc.serial on a RedHat system, copy rc.serial to 
--/etc/rc.d/init.d/serial, and then run the command "chkconfig -add serial".
-+to install rc.serial on a Fedora system, copy rc.serial to 
-+/etc/rc.d/init.d/serial, and then run the command "chkconfig --add serial".
- 
diff --git a/setserial.spec b/setserial.spec
index 5399dea..4bb226b 100644
--- a/setserial.spec
+++ b/setserial.spec
@@ -1,7 +1,7 @@
 %define _bindir /bin
 Name:            setserial
 Version:         2.17
-Release:         49
+Release:         50
 Summary:         A utility for configuring serial ports
 License:         GPL+
 URL:             https://setserial.sourceforge.net
@@ -9,10 +9,9 @@ Source0:         https://sourceforge.net/projects/setserial/files/setserial/%{ve
 
 Patch0:          setserial-2.17-fhs.patch
 Patch1:          setserial-2.17-rc.patch
-Patch2:          setserial-2.17-readme.patch
-Patch3:          setserial-2.17-spelling.patch
-Patch4:          setserial-hayesesp.patch
-Patch5:          setserial-aarch64.patch
+Patch2:          setserial-2.17-spelling.patch
+Patch3:          setserial-hayesesp.patch
+Patch4:          setserial-aarch64.patch
 
 BuildRequires:   gcc groff git
 
@@ -48,6 +47,12 @@ install -d %{buildroot}/%{_mandir}/man8
 %{_mandir}/man*/*.gz
 
 %changelog
+* Thu Jan 3 2020 openEuler Buildteam <buildteam@openeuler.org> - 2.17-50
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:optimization the spec
+
 * Mon Oct 21 2019 openEuler Buildteam <buildteam@openeuler.org> - 2.17-49
 - Type:enhancement
 - Id:NA