diff --git a/boost/android-aarch64/PKGBUILD b/boost/android-aarch64/PKGBUILD
index bc804e78..74ce6609 100644
--- a/boost/android-aarch64/PKGBUILD
+++ b/boost/android-aarch64/PKGBUILD
@@ -7,7 +7,9 @@ _pkgname=boost
 _pkg_arch=aarch64
 _android_arch=arm64-v8a
 _android_toolchain=$_pkg_arch-linux-android
+_andoird_toolchain_dir=$_android_toolchain
 _android_platform=24
+_android_target=$_android_toolchain
 _android_prefix=/opt/android-libs/$_pkg_arch
 _android_ndk_path=/opt/android-ndk
 _boost_arch=arm
@@ -40,8 +42,8 @@ build() {
   local _stagedir="${srcdir}/stagedir"
   local jobs="$(sed -e 's/.*\(-j *[0-9]\+\).*/\1/' <<< ${MAKEFLAGS})"
   local target_flags=" \
-    --target=$_android_toolchain \
-    --gcc-toolchain=$_android_ndk_path/toolchains/$_android_toolchain-4.9/prebuilt/linux-x86_64 \
+    --target=$_android_target \
+    --gcc-toolchain=$_android_ndk_path/toolchains/$_andoird_toolchain_dir-4.9/prebuilt/linux-x86_64 \
     --sysroot=$_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr"
   local common_flags=" \
     $target_flags \
diff --git a/boost/android-armv7a-eabi/PKGBUILD b/boost/android-armv7a-eabi/PKGBUILD
index 2e1fa069..3209dd65 100644
--- a/boost/android-armv7a-eabi/PKGBUILD
+++ b/boost/android-armv7a-eabi/PKGBUILD
@@ -7,6 +7,7 @@ _pkgname=boost
 _pkg_arch=armv7a-eabi
 _android_arch=armeabi-v7a
 _android_toolchain=arm-linux-androideabi
+_andoird_toolchain_dir=$_android_toolchain
 _android_platform=24 # https://developer.android.com/about/dashboards/
 _android_target=armv7a-linux-androideabi$_android_platform
 _android_prefix=/opt/android-libs/$_pkg_arch
@@ -42,7 +43,7 @@ build() {
   local jobs="$(sed -e 's/.*\(-j *[0-9]\+\).*/\1/' <<< ${MAKEFLAGS})"
   local target_flags=" \
     --target=$_android_target \
-    --gcc-toolchain=$_android_ndk_path/toolchains/$_android_toolchain-4.9/prebuilt/linux-x86_64 \
+    --gcc-toolchain=$_android_ndk_path/toolchains/$_andoird_toolchain_dir-4.9/prebuilt/linux-x86_64 \
     --sysroot=$_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr"
   local common_flags=" \
     $target_flags \
diff --git a/boost/android-x86-64/PKGBUILD b/boost/android-x86-64/PKGBUILD
index 786afb42..87534d71 100644
--- a/boost/android-x86-64/PKGBUILD
+++ b/boost/android-x86-64/PKGBUILD
@@ -7,7 +7,9 @@ _pkgname=boost
 _pkg_arch=x86-64
 _android_arch=x86_64
 _android_toolchain=x86_64-linux-android$_android_platform
+_andoird_toolchain_dir=$_android_arch
 _android_platform=24 # https://developer.android.com/about/dashboards/
+_android_target=$_android_toolchain
 _android_prefix=/opt/android-libs/$_pkg_arch
 _android_ndk_path=/opt/android-ndk
 _boost_arch=x86
@@ -40,8 +42,8 @@ build() {
   local _stagedir="${srcdir}/stagedir"
   local jobs="$(sed -e 's/.*\(-j *[0-9]\+\).*/\1/' <<< ${MAKEFLAGS})"
   local target_flags=" \
-    --target=$_android_toolchain \
-    --gcc-toolchain=$_android_ndk_path/toolchains/$_android_arch-4.9/prebuilt/linux-x86_64 \
+    --target=$_android_target \
+    --gcc-toolchain=$_android_ndk_path/toolchains/$_andoird_toolchain_dir-4.9/prebuilt/linux-x86_64 \
     --sysroot=$_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr"
   local common_flags=" \
     $target_flags \
diff --git a/boost/android-x86/PKGBUILD b/boost/android-x86/PKGBUILD
index 32de3539..3002d08f 100644
--- a/boost/android-x86/PKGBUILD
+++ b/boost/android-x86/PKGBUILD
@@ -6,17 +6,17 @@
 _pkgname=boost
 _pkg_arch=x86
 _android_arch=x86
-_android_toolchain=x86_64-linux-android$_android_platform
+_android_toolchain=i686-linux-android$_android_platform
+_andoird_toolchain_dir=$_android_arch
 _android_platform=24 # https://developer.android.com/about/dashboards/
+_android_target=$_android_toolchain
 _android_prefix=/opt/android-libs/$_pkg_arch
 _android_ndk_path=/opt/android-ndk
-_android_platform_arch=arch-x86
-_android_platform_dir=android-$_android_platform/${_android_platform_arch}
 _boost_arch=x86
 _boost_address_model=32
 
 pkgname=android-$_pkg_arch-$_pkgname
-pkgver=1.74.0
+pkgver=1.75.0
 _boostver=${pkgver//./_}
 pkgrel=1
 url='https://www.boost.org/'
@@ -30,7 +30,7 @@ conflicts=("android-$_pkgname-$_android_arch")
 replaces=("android-$_pkgname-$_android_arch")
 source=(https://dl.bintray.com/boostorg/release/${pkgver}/source/boost_${_boostver}.tar.bz2
         no-versioned-shlibs.patch)
-sha256sums=('83bfc1507731a0906e387fc28b7ef5417d591429e51e788417fe9ff025e116b1'
+sha256sums=('953db31e016db7bb207f11432bef7df100516eeb746843fa0486a222e3fd49cb'
             'd82d0f15064812dcabb3456a7bcb1db0e0f6145980e4728e638372e0fd35af23')
 
 prepare() {
@@ -42,16 +42,16 @@ build() {
   local _stagedir="${srcdir}/stagedir"
   local jobs="$(sed -e 's/.*\(-j *[0-9]\+\).*/\1/' <<< ${MAKEFLAGS})"
   local target_flags=" \
-    --target=$_android_toolchain \
-    --gcc-toolchain=$_android_ndk_path/toolchains/$_android_toolchain-4.9/prebuilt/linux-x86_64 \
-    --sysroot=$_android_ndk_path/platforms/$_android_platform_dir/usr"
+    --target=$_android_target \
+    --gcc-toolchain=$_android_ndk_path/toolchains/$_andoird_toolchain_dir-4.9/prebuilt/linux-x86_64 \
+    --sysroot=$_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr"
   local common_flags=" \
     $target_flags \
     -isystem $_android_ndk_path/sources/android/support/include \
     -isystem $_android_ndk_path/sources/cxx-stl/llvm-libc++/include \
     -isystem $_android_ndk_path/sources/cxx-stl/llvm-libc++abi/include \
-    -isystem $_android_ndk_path/sysroot/usr/include \
-    -isystem $_android_ndk_path/sysroot/usr/include/$_android_toolchain \
+    -isystem $_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/include \
+    -isystem $_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/include/$_android_toolchain \
     -fexceptions \
     -no-canonical-prefixes \
     -D__ANDROID_API__=$_android_platform \
@@ -62,6 +62,7 @@ build() {
     $target_flags \
     -fexceptions \
     $_android_ndk_path/sources/cxx-stl/llvm-libc++/libs/$_android_arch/libc++_shared.so \
+    -B$_android_ndk_path/toolchains/llvm/prebuilt/linux-x86_64/sysroot/usr/lib/$_android_toolchain/$_android_platform \
     -nostdlib++"
 
   cd ${_pkgname}_${_boostver}
diff --git a/devel/sync-variants.sh b/devel/sync-variants.sh
index bc460934..7f8835d2 100755
--- a/devel/sync-variants.sh
+++ b/devel/sync-variants.sh
@@ -20,8 +20,10 @@ variables_to_preserve=(
     _android_ldflags
     _android_platform
     _android_platform_arch
+    _android_target
     _android_api_level
     _android_toolchain
+    _andoird_toolchain_dir
     _boost_arch
     _boost_address_model
 )