diff --git a/cinder_storage/write_conf.sh b/cinder_storage/write_conf.sh
index cad5927..bf80dcb 100755
--- a/cinder_storage/write_conf.sh
+++ b/cinder_storage/write_conf.sh
@@ -9,6 +9,7 @@ cat << EOF > /etc/cinder/cinder.conf
 connection = mysql+pymysql://$CINDER_USER:$CINDER_PASSWORD@$MYSQL_HOST/cinder
 
 [DEFAULT]
+storage_availability_zone="$AVAILABILITY_ZONE"
 auth_strategy = keystone
 transport_url = rabbit://$RABBIT_USER:$RABBIT_PASSWORD@$RABBIT_HOST
 my_ip = $MY_IP