diff --git a/srcpkgs/grub/template b/srcpkgs/grub/template
index d590e46fb6..d409a89063 100644
--- a/srcpkgs/grub/template
+++ b/srcpkgs/grub/template
@@ -1,11 +1,14 @@
 # Template file for 'grub'
 pkgname=grub
-version=1.98
-distfiles="ftp://alpha.gnu.org/gnu/grub/grub-$version.tar.gz"
+_distver=1.99
+_patchver=rc1
+version=${_distver}${_patchver}
+wrksrc="grub-${_distver}~${_patchver}"
+distfiles="ftp://alpha.gnu.org/gnu/grub/grub-${_distver}~${_patchver}.tar.gz"
 build_style=gnu_configure
 short_desc="GRand Unified Bootloader 2"
 maintainer="Juan RP <xtraeme@gmail.com>"
-checksum=bef2c1892e052967b65aab6aa62ac702c0e50ef8848506eacf3c0b2f5007c614
+checksum=f0333efa6c5e3198f658b8124eebcf613b916b7873d647abb009169d1ff39d52
 long_desc="
  This is GRUB 2, the second version of the GRand Unified Bootloader.
  GRUB 2 is rewritten from scratch to make GNU GRUB cleaner, safer, more
@@ -18,12 +21,16 @@ Add_dependency run zlib
 Add_dependency run libusb-compat
 Add_dependency run ncurses-libs
 Add_dependency run freetype
+Add_dependency run liblzma
+Add_dependency run device-mapper
 Add_dependency build bison
 Add_dependency build zlib-devel
 Add_dependency build libusb-compat-devel
 Add_dependency build ncurses-devel
 Add_dependency build freetype-devel
 Add_dependency build ruby
+Add_dependency build liblzma-devel
+Add_dependency build device-mapper-devel
 Add_dependency full os-prober
 
 post_install()