diff --git a/wrapper.sh b/wrapper.sh
index 10885bb..e9184b6 100755
--- a/wrapper.sh
+++ b/wrapper.sh
@@ -93,7 +93,6 @@ build_command+=" LIVE_CONF=/code/grml-live/etc/grml/grml-live.conf"
 build_command+=" GRML_FAI_CONFIG=${fai_config}"
 build_command+=" ./grml-live"
 build_command+=" -s '${osversion}'"
-build_command+=" -a amd64"
 build_command+=" -i '${iso_image_name}'"
 build_command+=" -c SIPWISE,PUPPETLABS"
 build_command+=" -o /grml/"