diff --git a/dde-introduction.spec b/dde-introduction.spec
index 358bc6531f359990a6cac9b846f30026dba88c31..7322ba1adb025bfcd8acc90e9562ef7539421f9e 100644
--- a/dde-introduction.spec
+++ b/dde-introduction.spec
@@ -2,7 +2,7 @@
 %global debug_package   %{nil}
 Name:           dde-introduction
 Version:        5.5.6.1
-Release:        2
+Release:        1
 Summary:        Qt platform theme integration plugins
 License:        GPLv3+
 Source0:        %{name}-%{version}.orig.tar.xz
@@ -16,7 +16,6 @@ BuildRequires:  dde-qt-dbus-factory-devel
 BuildRequires:  gsettings-qt-devel
 BuildRequires:  qt5-qtmultimedia-devel
 BuildRequires:  qt5-qtx11extras-devel
-BuildRequires:  libdmr-devel
 
 %description
 Qt platform theme integration plugins for DDE
@@ -45,8 +44,5 @@ popd
 
 
 %changelog
-* Thu Oct 15 2020 weidong <weidong@openeuler.org> - 5.5.6.1-2
-- add buildrequires
-
 * Thu Jul 30 2020 openEuler Buildteam <buildteam@openeuler.org> - 5.5.6.1-1
 - Package init