diff --git a/build.sh b/build.sh
index 8389ff5..6bba031 100755
--- a/build.sh
+++ b/build.sh
@@ -9,7 +9,7 @@ unset MAKEFLAGS MAKEOVERRIDES MAKELEVEL
 
 export PORTAGE_CONFIGROOT="${O}"/portage
 
-${target}-emerge -vuUDj sys-apps/util-linux
+${target}-emerge -bkvuUDj sys-apps/util-linux
 
 cat \
     build.packages \