diff --git a/register_vms.sh b/register_vms.sh
index 2f57fe6..b395b69 100644
--- a/register_vms.sh
+++ b/register_vms.sh
@@ -4,9 +4,9 @@
 declare -gr OS_PROJECT=$1
 declare -gr WIN_PROJECT=$2
 declare -gr API_TOKEN=$3
-declare -g RD_JOB_ID=$4
-#declare -g RD_EXEC_ID=$5
-declare -g RD_EXEC_ID=$(cat /deployments/$OS_PROJECT-$WIN_PROJECT/EXEC_ID)
+
+declare -gr RD_JOB_ID=$(< /deployments/$OS_PROJECT-$WIN_PROJECT/JOB_ID)
+declare -gr RD_EXEC_ID=$(< /deployments/$OS_PROJECT-$WIN_PROJECT/EXEC_ID)
 
 export OS_CLIENT_CONFIG_FILE=/deployments/$OS_PROJECT-$WIN_PROJECT/clouds.yaml
 
@@ -16,9 +16,6 @@ if [[ ! -d /deployments/$OS_PROJECT-$WIN_PROJECT/ ]]; then
     exit 1
 fi
 
-RD_JOB_ID=$(cat /deployments/$OS_PROJECT-$WIN_PROJECT/JOB_ID)
-RD_EXEC_ID=$(cat /deployments/$OS_PROJECT-$WIN_PROJECT/EXEC_ID)
-
 initialize_json() {
     declare -r OUTPUT_FILE="/deployments/$OS_PROJECT-$WIN_PROJECT/data.json"