diff --git a/PKGBUILD b/PKGBUILD
index 62f1f80835b783671330ef5a05608939d10efb75..3efa85cd5d33aeef4dd7138cbc686ccc4ec8017f 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -9,7 +9,7 @@ arch=('x86_64')
 license=('GPL2')
 url='http://www.kernel.org'
 options=('!strip')
-makedepends=('kmod' 'git' 'make' 'gcc' 'bc')
+makedepends=('kmod' 'git' 'make' 'gcc' 'bc' 'sed')
 depends=('linux-firmware' 'kernel-install-hook')
 install=linux-seblu.install
 source=("git+https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git#tag=v${pkgver/_/-}"
@@ -32,9 +32,9 @@ prepare() {
   msg2 'Copying config'
   install "$srcdir/config.$CARCH" .config
 
-	# force suffixe in config (must be the right!)
-	msg2 'Setting kernel suffix'
-	sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"${pkgname#linux*}\"|g" .config
+  # force suffixe in config (must be the right!)
+  msg2 'Setting kernel suffix'
+  sed -ri "s|(CONFIG_LOCALVERSION=).*|\1\"${pkgname#linux*}\"|g" .config
 
   # define current build version
   msg2 'Setting kernel build version'