diff --git a/2020-08-01.tar.gz b/2020-08-01.tar.gz
deleted file mode 100644
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Binary files a/2020-08-01.tar.gz and /dev/null differ
diff --git a/2021-11-01.tar.gz b/2021-11-01.tar.gz
new file mode 100644
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diff --git a/re2.spec b/re2.spec
index 0dd8d68980b2a14e2f52729f4a751a1d87c44b9d..fe6a8ba127a58cee4f0d7334d81a7cffd211eb56 100644
--- a/re2.spec
+++ b/re2.spec
@@ -1,10 +1,10 @@
 Name:           re2
-Version:        20200801
+Version:        20211101
 Release:        1
 Summary:        Provide backtracking RE engine
 License:        BSD
 URL:            http://github.com/google/re2/
-Source0:        https://github.com/google/re2/archive/2020-08-01.tar.gz
+Source0:        https://github.com/google/re2/archive/2021-11-01.tar.gz
 BuildRequires:  gcc-c++
 
 %description
@@ -20,7 +20,7 @@ This package contains C ++ header files and symbolic links to re2's shared libra
 If you want to develop programs using re2, you need to install re2-devel.
 
 %prep
-%autosetup -n %{name}-2020-08-01 -p1
+%autosetup -n %{name}-2021-11-01 -p1
 
 %build
 %make_build CXXFLAGS="${CXXFLAGS:-%optflags} -pthread -std=c++11" \
@@ -49,6 +49,9 @@ make %{?_smp_mflags} shared-test
 %exclude %{_libdir}/libre2.a
 
 %changelog
+* Sat Mar 19 2022 xihaochen <xihaochen@h-partners.com> - 20211101-1
+- upgrade to 20211101
+
 * Thu Dec 3 2020 Guoshuai Sun <sunguoshuai@huawei.com> - 20200801-1
 - upgrade to 20200801