diff --git a/python-filelock.spec b/python-filelock.spec
index f41aaaa..45042e1 100644
--- a/python-filelock.spec
+++ b/python-filelock.spec
@@ -1,6 +1,6 @@
 Name:		python-filelock
 Version:	3.0.12
-Release:	2
+Release:	3
 Summary:	A platform independent file lock
 License:	Unlicense
 URL:		https://github.com/benediktschmitt/py-filelock
@@ -9,12 +9,12 @@ Source0:	https://github.com/benediktschmitt/py-filelock/archive/v%{version}/py-f
 BuildArch:      noarch
 
 %description
-This package contains a single module, which implements a platform 
+This package contains a single module, which implements a platform
 independent file locking mechanism for Python.
 
 %package doc
 Summary:        Documentation for filelock, A platform independent file lock
-BuildRequires:  python3-sphinx python3-sphinx-theme-alabaster
+BuildRequires:  python3-sphinx
 
 %description doc
 Documentation for filelock, A platform independent file lock
@@ -26,7 +26,7 @@ BuildRequires:  python3-devel python3-setuptools
 Suggests:       %{name}-doc
 
 %description -n python3-filelock
-This package contains a single module, which implements a platform 
+This package contains a single module, which implements a platform
 independent file locking mechanism for Python.
 
 %package_help
@@ -66,6 +66,9 @@ install -p -m0644 -D docs/build/man/py-filelock.1 \
 %{_mandir}/man1/py-filelock.1.gz
 
 %changelog
+* Thu Mar 3 2022 zhaoshuang<zhaoshuang@uniontech.com> - 3.0.12-3
+- remove unnecessary buildrequires
+
 * Thu Jun 18 2020 hanhui<hanhui15@huawei.com> - 3.0.12-2
 - bugfix
 - fix python can not find file