diff --git a/images/idbloader.img b/images/idbloader.img
new file mode 100644
index 0000000..34b0163
Binary files /dev/null and b/images/idbloader.img differ
diff --git a/images/trust.img b/images/trust.img
new file mode 100644
index 0000000..7ee8e53
Binary files /dev/null and b/images/trust.img differ
diff --git a/images/u-boot.img b/images/u-boot.img
new file mode 100644
index 0000000..59bfa67
Binary files /dev/null and b/images/u-boot.img differ
diff --git a/uboot-rock64/PKGBUILD b/uboot-rock64/PKGBUILD
index 901b388..e9b6409 100644
--- a/uboot-rock64/PKGBUILD
+++ b/uboot-rock64/PKGBUILD
@@ -19,7 +19,7 @@ source=("ftp://ftp.denx.de/pub/u-boot/u-boot-${pkgver/rc/-rc}.tar.bz2"
         'rk3328trust.ini'
         'boot.txt'
         'mkscr')
-md5sums=('73434338536c7500b4302bd0a02921ed'
+md5sums=('b6b2e0787b6874e6b57da0a065a84f5a'
          'SKIP'
          '48946b910716b90d81f47caafb752fef'
          'c926f318d8fa7a5c89108331cbd3f8e2'
@@ -33,7 +33,7 @@ build() {
   make distclean
   make evb-rk3328_defconfig
   echo 'CONFIG_IDENT_STRING=" Arch Linux ARM"' >> .config
-  make -j1 EXTRAVERSION=-${pkgrel}
+  make -j4 EXTRAVERSION=-${pkgrel}
 }
 
 package() {