diff --git a/alarm/rockchip-tools/PKGBUILD b/alarm/rockchip-tools/PKGBUILD
index 41575c05d..ba2423b57 100644
--- a/alarm/rockchip-tools/PKGBUILD
+++ b/alarm/rockchip-tools/PKGBUILD
@@ -1,27 +1,28 @@
 # Rockchip Tools
 # Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
 
-buildarch=4
+buildarch=12
 
 pkgname=rockchip-tools
-pkgver=20150404
+pkgver=20170420
 pkgrel=1
 pkgdesc="Rockchip Tools"
-arch=('armv7h')
+arch=('armv7h' 'aarch64')
 url="https://github.com/neo-technologies"
 depends=('openssl' 'libusb')
 makedepends=('git')
 license=('custom' 'APACHE' 'GPL')
 source=("git+https://github.com/neo-technologies/rkflashtool.git"
         "git+https://github.com/neo-technologies/rockchip-mkbootimg.git"
-        "git+https://github.com/neo-technologies/rkboottools.git")
+        "git+https://github.com/neo-technologies/rkboottools.git"
+        "git+https://github.com/rockchip-linux/rkdeveloptool.git")
 md5sums=('SKIP'
+         'SKIP'
          'SKIP'
          'SKIP')
 
 build() {
   cd "${srcdir}/rkflashtool"
-  sed -i -e '/^CFLAGS/d' -e '/^LDFLAGS/d' Makefile
   make
 
   cd "${srcdir}/rockchip-mkbootimg"
@@ -30,6 +31,12 @@ build() {
 
   cd "${srcdir}/rkboottools"
   make
+
+  cd "${srcdir}/rkdeveloptool"
+  CXXFLAGS+=" -fsigned-char"
+  autoreconf -fi
+  ./configure --prefix=/usr
+  make
 }
 
 package() {
@@ -43,4 +50,7 @@ package() {
 
   cd "${srcdir}/rkboottools"
   install -m755 rk-makebootable rk-rc4 rk-splitboot "${pkgdir}"/usr/bin
+
+  cd "${srcdir}/rkdeveloptool"
+  make DESTDIR="${pkgdir}" install
 }