diff --git a/libmaxminddb.spec b/libmaxminddb.spec
index 974cd61..635a2e5 100644
--- a/libmaxminddb.spec
+++ b/libmaxminddb.spec
@@ -1,7 +1,7 @@
 Name:           libmaxminddb
 Summary:        C library for the MaxMind DB file format
-Version:        1.4.2
-Release:        3%{?dist}
+Version:        1.4.3
+Release:        1%{?dist}
 URL:            https://maxmind.github.io/libmaxminddb
 Source:         https://github.com/maxmind/libmaxminddb/releases/download/%{version}/%{name}-%{version}.tar.gz
 
@@ -45,6 +45,21 @@ LD_PRELOAD=%{buildroot}%{_libdir}/libmaxminddb.so make check
 %make_install
 rm -v %{buildroot}%{_libdir}/*.la
 
+#downstream fix for multilib install of devel pkg
+mv %{buildroot}%{_includedir}/maxminddb_config.h \
+   %{buildroot}%{_includedir}/maxminddb_config-%{__isa_bits}.h
+cat > %{buildroot}%{_includedir}/maxminddb_config.h << EOF
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 32
+#include <maxminddb_config-32.h>
+#elif __WORDSIZE == 64
+#include <maxminddb_config-64.h>
+#else
+#error "Unknown word size"
+#endif
+EOF
+
 %files
 %license LICENSE
 %{_libdir}/libmaxminddb.so.0*
@@ -55,12 +70,17 @@ rm -v %{buildroot}%{_libdir}/*.la
 %license NOTICE
 %doc Changes.md
 %{_includedir}/maxminddb.h
-%{_includedir}/maxminddb_config.h
+%{_includedir}/maxminddb_config*.h
 %{_libdir}/libmaxminddb.so
 %{_libdir}/pkgconfig/libmaxminddb.pc
 %{_mandir}/man3/*.3*
 
 %changelog
+* Thu Dec 10 2020 Michal Ruprich <mruprich@redhat.com> - 1.4.3-1
+- Update to 1.4.3
+- Resolves: #1758843 - libmaxminddb-devel i686 can't be installed in parallel to x86_64
+- Fix for CVE-2020-28241
+
 * Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.4.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
 
diff --git a/sources b/sources
index 1e1c0e3..9c7389d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libmaxminddb-1.4.2.tar.gz) = bc18d2f19a74639888a466483afde1bccfc3a83787011a6f38808b76e5a513c9912ff369ccbf584091d4def657e0574b16b35dc69ab12ae4c439aaaf3669c4c1
+SHA512 (libmaxminddb-1.4.3.tar.gz) = 7fd97678ea6ca41cc4530864276b0233acbb16208571dc4694902943b3aa7e97c683c5676ea3f2de948c67aebd083f5d073b9ae36b7e89059c17f797ffddf65e