diff --git a/mingw-w64-aws-c-cal/PKGBUILD b/mingw-w64-aws-c-cal/PKGBUILD
new file mode 100644
index 0000000000..990cf3f490
--- /dev/null
+++ b/mingw-w64-aws-c-cal/PKGBUILD
@@ -0,0 +1,74 @@
+# Maintainer: Biswapriyo Nath <nathbappai@gmail.com>
+
+_realname=aws-c-cal
+pkgbase=mingw-w64-${_realname}
+pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
+pkgver=0.5.0
+pkgrel=1
+pkgdesc="AWS Crypto Abstraction Layer: Cross-Platform, C99 wrapper for cryptography primitives (mingw-w64)."
+arch=('any')
+url="https://github.com/awslabs/aws-c-cal"
+license=('Apache-2.0')
+depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs"
+         "${MINGW_PACKAGE_PREFIX}-aws-c-common"
+         "${MINGW_PACKAGE_PREFIX}-openssl")
+makedepends=("${MINGW_PACKAGE_PREFIX}-cmake"
+             "${MINGW_PACKAGE_PREFIX}-ninja")
+options=('strip' '!debug' 'staticlibs')
+source=("${_realname}-${pkgver}.tar.gz"::"${url}/archive/v${pkgver}.tar.gz")
+sha256sums=('1af78275e91d24e1749d5793e3b00db5141c2ea28ec147ef6bc2ebaa61197c4b')
+
+prepare() {
+  cd "${srcdir}/${_realname}-${pkgver}"
+
+}
+
+build() {
+  declare -a extra_config
+  if check_option "debug" "n"; then
+    extra_config+=("-DCMAKE_BUILD_TYPE=Release")
+  else
+    extra_config+=("-DCMAKE_BUILD_TYPE=Debug")
+  fi
+
+  echo "Building static library"
+  [[ -d "${srcdir}/build-${CARCH}-static" ]] && rm -rf "${srcdir}/build-${CARCH}-static"
+  mkdir -p "${srcdir}/build-${CARCH}-static" && cd "${srcdir}/build-${CARCH}-static"
+
+  MSYS2_ARG_CONV_EXCL="-DCMAKE_INSTALL_PREFIX=" \
+  ${MINGW_PREFIX}/bin/cmake.exe \
+    -G "Ninja" \
+    -DCMAKE_INSTALL_PREFIX=${MINGW_PREFIX} \
+    -DCMAKE_PREFIX_PATH=${MINGW_PREFIX} \
+    "${extra_config[@]}" \
+    -DBUILD_SHARED_LIBS=OFF \
+    ../${_realname}-${pkgver}
+
+  ${MINGW_PREFIX}/bin/cmake.exe --build ./
+
+  echo "Building shared library"
+  [[ -d "${srcdir}/build-${CARCH}-shared" ]] && rm -rf "${srcdir}/build-${CARCH}-shared"
+  mkdir -p "${srcdir}/build-${CARCH}-shared" && cd "${srcdir}/build-${CARCH}-shared"
+
+  MSYS2_ARG_CONV_EXCL="-DCMAKE_INSTALL_PREFIX=" \
+  ${MINGW_PREFIX}/bin/cmake.exe \
+    -G "Ninja" \
+    -DCMAKE_INSTALL_PREFIX=${MINGW_PREFIX} \
+    -DCMAKE_PREFIX_PATH=${MINGW_PREFIX} \
+    "${extra_config[@]}" \
+    -DBUILD_SHARED_LIBS=ON \
+    ../${_realname}-${pkgver}
+
+  ${MINGW_PREFIX}/bin/cmake.exe --build ./
+}
+
+package() {
+  cd "${srcdir}/build-${CARCH}-static"
+  DESTDIR="${pkgdir}" ${MINGW_PREFIX}/bin/cmake.exe --build ./ --target install
+
+  cd "${srcdir}/build-${CARCH}-shared"
+  DESTDIR="${pkgdir}" ${MINGW_PREFIX}/bin/cmake.exe --build ./ --target install
+
+  cd "${srcdir}/${_realname}-${pkgver}"
+  install -Dm644 LICENSE "${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/LICENSE"
+}