diff --git a/0.29.14.tar.gz b/0.29.14.tar.gz
deleted file mode 100644
index 4f5e0d5..0000000
Binary files a/0.29.14.tar.gz and /dev/null differ
diff --git a/Cython-0.29.21.tar.gz b/Cython-0.29.21.tar.gz
new file mode 100644
index 0000000..a788732
Binary files /dev/null and b/Cython-0.29.21.tar.gz differ
diff --git a/Cython.spec b/Cython.spec
index 86110a9..263498c 100644
--- a/Cython.spec
+++ b/Cython.spec
@@ -2,16 +2,19 @@
 %bcond_with test
 
 Name:           Cython
-Version:        0.29.14
-Release:        4
+Version:        0.29.21
+Release:        1
 Summary:        Language for writing C extensions for Python
 License:        Apache 2.0
 URL:            https://cython.org/
-Source0:        https://github.com/cython/cython/archive/%{version}.tar.gz
+Source0:        https://files.pythonhosted.org/packages/6c/9f/f501ba9d178aeb1f5bf7da1ad5619b207c90ac235d9859961c11829d0160/Cython-0.29.21.tar.gz
 
 BuildRequires:  gcc
 BuildRequires:  python3-devel
 BuildRequires:  python3-setuptools
+BuildRequires:  hostname
+BuildRequires:  bc
+BuildRequires:  diffutils
 
 %if %{with test}
 BuildRequires:  gcc-c++
@@ -35,7 +38,7 @@ Summary:        %{summary}
 Python 3 version.
 
 %prep
-%autosetup -n %{srcname}-%{version} -p1
+%autosetup -n %{name}-%{version} -p1
 
 %build
 %py3_build
@@ -63,6 +66,9 @@ rm -rf %{buildroot}%{python3_sitelib}/setuptools/tests
 
 
 %changelog
+* Fri Aug 13 2021 liksh <liks11@chinaunicom.cn> - 0.29.21-1
+- update to 0.29.21
+
 * Fri Oct 30 2020 zhangtao <zhangtao221@huawei.com> - 0.29.14-4
 - remove python2
 
@@ -71,3 +77,4 @@ rm -rf %{buildroot}%{python3_sitelib}/setuptools/tests
 
 * Tue Nov 5 2019 shanshishi <shanshishi@huawei.com> - 0.29.14-1
 - Init package
+