diff --git a/setserial.spec b/setserial.spec
index d4e5ec4..5399dea 100644
--- a/setserial.spec
+++ b/setserial.spec
@@ -1,16 +1,14 @@
 %define _bindir /bin
 Name:            setserial
 Version:         2.17
-Release:         48
+Release:         49
 Summary:         A utility for configuring serial ports
-License:         GPL+	
+License:         GPL+
 URL:             https://setserial.sourceforge.net
 Source0:         https://sourceforge.net/projects/setserial/files/setserial/%{version}/%{name}-%{version}.tar.gz
 
-# https://sourceforge.net/p/setserial/patches/
 Patch0:          setserial-2.17-fhs.patch
 Patch1:          setserial-2.17-rc.patch
-# https://src.fedoraproject.org/rpms/setserial/tree/
 Patch2:          setserial-2.17-readme.patch
 Patch3:          setserial-2.17-spelling.patch
 Patch4:          setserial-hayesesp.patch
@@ -50,6 +48,12 @@ install -d %{buildroot}/%{_mandir}/man8
 %{_mandir}/man*/*.gz
 
 %changelog
+* Mon Oct 21 2019 openEuler Buildteam <buildteam@openeuler.org> - 2.17-49
+- Type:enhancement
+- Id:NA
+- SUG:NA
+- DESC:remove comments in spec
+
 * Fri Sep 06 2019 openEuler Buildteam <buildteam@openeuler.org> - 2.17-48
 - Package init