diff --git a/protobuf-c.spec b/protobuf-c.spec
index 01e6093..e6551cc 100644
--- a/protobuf-c.spec
+++ b/protobuf-c.spec
@@ -1,13 +1,12 @@
 Name:           protobuf-c
-Version:        1.3.2
-Release:        2%{?dist}
+Version:        1.3.3
+Release:        1%{?dist}
 Summary:        C bindings for Google's Protocol Buffers
 
 License:        BSD
 URL:            https://github.com/protobuf-c/protobuf-c
 Source0:        %{url}/releases/download/v%{version}/%{name}-%{version}.tar.gz
 
-BuildRequires:  autoconf automake libtool
 BuildRequires:  gcc-c++
 BuildRequires:  pkgconfig(protobuf)
 
@@ -38,7 +37,6 @@ This package contains protobuf-c headers and libraries.
 %setup -q
 
 %build
-autoreconf -ifv
 %configure --disable-static
 %make_build
 
@@ -67,6 +65,10 @@ rm -vf $RPM_BUILD_ROOT/%{_libdir}/libprotobuf-c.la
 %{_libdir}/pkgconfig/libprotobuf-c.pc
 
 %changelog
+* Mon Mar 30 2020 Adrian Reber <adrian@lisas.de> - 1.3.3-1
+- Update to 1.3.3
+- Removed call to autoreconf
+
 * Thu Jan 30 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.2-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
 
diff --git a/sources b/sources
index ed6dcc2..d14f327 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (protobuf-c-1.3.2.tar.gz) = d94d2c6f11b3e482fd3d1b8cef5b2d896ad37a679068f393d29916311deadc5b6b86f946b046d7ee49260b0223e3128e052dc76324b4a8cd6ea184d566ad9aa6
+SHA512 (protobuf-c-1.3.3.tar.gz) = 85308348929487e3a89158c6078dab39cee0b39a0611a4d5ba73d20520e41d96915e42a0d6060ebd3eb7d922c82444f5ca000ea4f8791b37734485cbb7e283b1