diff --git a/sysadmin/grid5000/cassandra/02-reserve_nodes.sh b/sysadmin/grid5000/cassandra/02-reserve_nodes.sh
index e21601c..292a1a2 100755
--- a/sysadmin/grid5000/cassandra/02-reserve_nodes.sh
+++ b/sysadmin/grid5000/cassandra/02-reserve_nodes.sh
@@ -1,26 +1,26 @@
 #!/usr/bin/env bash
 
 # set -eu
 
 SCRIPT_DIR="$(pwd $(dirname @0))"
 
 source "${SCRIPT_DIR}/environment.cfg"
 
 NODE_FILTER=""
 for node in ${CASSANDRA_HOSTS} ${STORAGE_HOSTS} ${JOURNAL_CLIENT_HOSTS} ${MONITORING_HOSTS}; do
   NODE_FILTER="${NODE_FILTER},'${node}.${G5K_SITE}'"
 done
 
 NODE_FILTER="$(echo ${NODE_FILTER} | sed 's/^,//')"
 NODE_COUNT="$(echo ${NODE_FILTER} | tr ',' ' ' | wc -w)"
 
 if [ -e OAR_JOB_ID ]; then
   echo "Running in reservation mode, nodes should be already reserved"
   ${SCRIPT_DIR}/03-deploy_nodes.sh
 else
   echo "Reserving and installing nodes"
   # oarsub -l "{host in (${NODE_FILTER})}/nodes=${NODE_COUNT},walltime=${NODE_RESERVATION_DURATION}" -t deploy ${SCRIPT_DIR}/03-deploy_nodes.sh
-  oarsub -r '2021-06-17 19:05:00' -l "{host in (${NODE_FILTER})}/nodes=${NODE_COUNT},walltime=${NODE_RESERVATION_DURATION}" -t deploy ${SCRIPT_DIR}/03-deploy_nodes.sh
+  oarsub -r "${RESERVATION_DATE}" -l "{host in (${NODE_FILTER})}/nodes=${NODE_COUNT},walltime=${NODE_RESERVATION_DURATION}" -t deploy ${SCRIPT_DIR}/03-deploy_nodes.sh
   # -t besteffort
   # -r '2021-06-08 19:05:00'
 fi