diff --git a/archstrap.sh b/archstrap.sh
index 747e87c..16f74b8 100755
--- a/archstrap.sh
+++ b/archstrap.sh
@@ -88,11 +88,10 @@ arch-build() {
 	# Download and unpack our minimal Arch image. Or pacstrap it or whatever
 	log "Bootstrapping an Arch installation"
 	script="https://raw.githubusercontent.com/tokland/arch-bootstrap/master/arch-bootstrap.sh"
-	bootstrap="$(mktemp)"
+	bootstrap="/tmp/tmp.$USER.$_name.arch-bootstrap.sh"
 	for file in "$bootstrap"; do
 		touch "$file"
 		chmod 0700 "$file"
-		trap cleanup "$file" EXIT
 	done
 	"$bootstrap" "$_optdest"
 }