diff --git a/mingw-w64-cereal/PKGBUILD b/mingw-w64-cereal/PKGBUILD
index 33a83e29ba..5b2cb6f900 100644
--- a/mingw-w64-cereal/PKGBUILD
+++ b/mingw-w64-cereal/PKGBUILD
@@ -3,26 +3,24 @@
 _realname=cereal
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=1.2.2
+pkgver=1.3.0
 pkgrel=1
 pkgdesc="A C++11 library for serialization (mingw-w64)"
 arch=('any')
 url="https://uscilab.github.io/cereal/"
 license=('New BSD license')
-makedepends=("${MINGW_PACKAGE_PREFIX}-gcc" "${MINGW_PACKAGE_PREFIX}-cmake")
+makedepends=("${MINGW_PACKAGE_PREFIX}-gcc"
+             "${MINGW_PACKAGE_PREFIX}-cmake")
 depends=("${MINGW_PACKAGE_PREFIX}-boost")
 checkdepends=("${MINGW_PACKAGE_PREFIX}-gflags")
 source=("${_realname}-${pkgver}.tar.gz::https://github.com/USCiLab/cereal/archive/v${pkgver}.tar.gz"
-        "${_realname}-1.2.2.patch"
-        "build-fixes.patch")
-sha256sums=('1921f26d2e1daf9132da3c432e2fd02093ecaedf846e65d7679ddf868c7289c4'
-            '5454976ffdc81051f59065431998fcfc717d8b4489f39c212c3d06ae52746306'
-            '9d2ae6a04d9b3773f2f6c5344d79d9554306a871fc2a1aa763ac1d2e377042ff')
+        "${_realname}-1.2.2.patch")
+sha256sums=('329ea3e3130b026c03a4acc50e168e7daff4e6e661bc6a7dfec0d77b570851d5'
+            '3a7f7a6e6d8e092c5ffb7b0342d0bfa8675a57985dc1c9e5a4209ce434156767')
 
 prepare() {
   cd "${srcdir}/${_realname}-${pkgver}"
   patch -Np1 -i "${srcdir}/${_realname}-1.2.2.patch"
-  patch -Np1 -i "${srcdir}/build-fixes.patch"
 }
 
 build() {
@@ -30,10 +28,13 @@ build() {
   mkdir "${srcdir}/build-${MINGW_CHOST}"
   cd "${srcdir}/build-${MINGW_CHOST}"
 
+  CFLAGS+=" -Wno-unused-variable"
+  CXXFLAGS+=" -Wno-unused-variable"
   MSYS2_ARG_CONV_EXCL="-DCMAKE_INSTALL_PREFIX=" \
   ${MINGW_PREFIX}/bin/cmake.exe \
     -G"MSYS Makefiles" \
     -DCMAKE_INSTALL_PREFIX=${MINGW_PREFIX} \
+    -DCMAKE_BUILD_TYPE="Release" \
     "../${_realname}-${pkgver}"
 
   make
@@ -47,4 +48,6 @@ check() {
 package() {
   cd "${srcdir}/build-${MINGW_CHOST}"
   make DESTDIR="${pkgdir}" install
+
+  install -Dm644 ${srcdir}/${_realname}-${pkgver}/LICENSE ${MINGW_PREFIX}/share/licenses/${_realname}/LICENSE
 }
diff --git a/mingw-w64-cereal/cereal-1.2.2.patch b/mingw-w64-cereal/cereal-1.2.2.patch
index c598a180fa..706906af48 100644
--- a/mingw-w64-cereal/cereal-1.2.2.patch
+++ b/mingw-w64-cereal/cereal-1.2.2.patch
@@ -58,3 +58,24 @@ diff -Naur cereal-1.2.2/unittests/CMakeLists.txt cereal-1.2.2-patched/unittests/
  
  if(NOT CMAKE_VERSION VERSION_LESS 3.0)
    add_test(test_cmake_config_module ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake-config-module.cmake)
+diff -Naur cereal-1.3.0/unittests/boost/CMakeLists.txt cereal-1.3.0-patched/unittests/boost/CMakeLists.txt
+--- cereal-1.3.0/unittests/boost/CMakeLists.txt	2020-06-11 01:06:58.000000000 +0300
++++ cereal-1.3.0-patched/unittests/boost/CMakeLists.txt	2020-06-11 22:45:34.970358200 +0300
+@@ -12,7 +12,7 @@
+   add_test("${TEST_TARGET}" "${TEST_TARGET}")
+ 
+   # If we are on a 64-bit machine, create an extra 32-bit version of the test if portability testing is enabled
+-  if((NOT MSVC) AND (${CMAKE_SIZEOF_VOID_P} EQUAL 8) AND (NOT SKIP_PORTABILITY_TEST))
++  if((NOT WIN32) AND (${CMAKE_SIZEOF_VOID_P} EQUAL 8) AND (NOT SKIP_PORTABILITY_TEST))
+     add_executable(${TEST_TARGET}_32 ${TEST_SOURCE})
+     set_target_properties(${TEST_TARGET}_32 PROPERTIES
+       COMPILE_FLAGS "-m32" LINK_FLAGS "-m32")
+@@ -21,7 +21,7 @@
+ 
+ endforeach()
+ 
+-if(NOT MSVC)
++if(NOT WIN32)
+   # add tests to coverage
+   foreach(TEST_SOURCE ${TESTS})
+     string(REPLACE ".cpp" "" COVERAGE_TARGET "${TEST_SOURCE}")