diff --git a/salt/elasticfleet/tools/sbin/so-elastic-fleet-integration-upgrade b/salt/elasticfleet/tools/sbin/so-elastic-fleet-integration-upgrade
index 4486e1244..d4463e7f3 100644
--- a/salt/elasticfleet/tools/sbin/so-elastic-fleet-integration-upgrade
+++ b/salt/elasticfleet/tools/sbin/so-elastic-fleet-integration-upgrade
@@ -10,6 +10,7 @@
 SESSIONCOOKIE=$(curl -s -K /opt/so/conf/elasticsearch/curl.config -c - -X GET http://localhost:5601/ | grep sid | awk '{print $7}')
 
 # List agent policies
+IFS=$'\n'
 for AGENT_POLICY in $(elastic_fleet_agent_policy_names); do
   IFS=$'\n'
   for INTEGRATION in $(elastic_fleet_integration_policy_names "$AGENT_POLICY"); do