diff --git a/templates/scripts/includes/network_configuration.sh b/templates/scripts/includes/network_configuration.sh
index 35425b3..35d0c86 100755
--- a/templates/scripts/includes/network_configuration.sh
+++ b/templates/scripts/includes/network_configuration.sh
@@ -2,6 +2,8 @@
 
 set -e
 
+working_dir="$(dirname "$0")"
+
 while ! "${working_dir}/check-for-network" ; do
   /usr/sbin/netcardconfig
 done