diff --git a/_constraints b/_constraints
deleted file mode 100644
index e8415de..0000000
--- a/_constraints
+++ /dev/null
@@ -1,6 +0,0 @@
-<constraints>
-  <linux><version>
-    <min>4.0</min>
-  </version></linux>
-</constraints>
-
diff --git a/qt5-qtdeclarative.spec b/qt5-qtdeclarative.spec
index 0ec4a2b..bab4e8f 100644
--- a/qt5-qtdeclarative.spec
+++ b/qt5-qtdeclarative.spec
@@ -2,7 +2,7 @@
 
 Name:             qt5-qtdeclarative
 Version:          5.11.1
-Release:          4
+Release:          5 
 License:          LGPLv2 with exceptions or GPLv3 with exceptions
 Summary:          Qt5 module for declarative framework
 Url:              http://www.qt.io
@@ -11,7 +11,7 @@ Source1:          qv4global_p-multilib.h
 Patch0001:        qtdeclarative-opensource-src-5.11.0-no_sse2.patch
 Obsoletes:        qt5-qtjsbackend < 5.2.0 qt5-qtdeclarative-render2d < 5.7.1-10
 BuildRequires:    gcc-c++ qt5-rpm-macros >= %{version} qt5-qtbase-devel >= %{version}
-BuildRequires:    qt5-qtbase-private-devel qt5-qtxmlpatterns-devel >= %{version} python3
+BuildRequires:    qt5-qtbase-private-devel qt5-qtxmlpatterns-devel >= %{version} python
 %{?_qt5:Requires: %{_qt5} = %{_qt5_version}}
 
 %if 0%{?tests}
@@ -115,6 +115,9 @@ make check -k -C tests ||:
 
 
 %changelog
+* Sat Feb 22 2020 yanzhihua <yanzhihua4@huawei.com> - 5.11.1-5
+- modify python buildrequire
+
 * Thu Nov 07 2019 yanzhihua <yanzhihua4@huawei.com> - 5.11.1-4
 - Package init