diff --git a/x-pack/plugins/security_solution/server/lib/detection_engine/rule_types/create_security_rule_type_factory.ts b/x-pack/plugins/security_solution/server/lib/detection_engine/rule_types/create_security_rule_type_factory.ts
index d9f36f1f69ccf..879d776f83df2 100644
--- a/x-pack/plugins/security_solution/server/lib/detection_engine/rule_types/create_security_rule_type_factory.ts
+++ b/x-pack/plugins/security_solution/server/lib/detection_engine/rule_types/create_security_rule_type_factory.ts
@@ -280,7 +280,7 @@ export const createSecurityRuleTypeFactory: CreateSecurityRuleTypeFactory = ({
             logger.info(buildRuleMessage(`Found ${createdSignalsCount} signals for notification.`));
 
             if (ruleSO.attributes.throttle != null) {
-              scheduleThrottledNotificationActions({
+              await scheduleThrottledNotificationActions({
                 alertInstance: services.alertInstanceFactory(alertId),
                 throttle: ruleSO.attributes.throttle,
                 startedAt,
diff --git a/x-pack/plugins/security_solution/server/lib/detection_engine/signals/signal_rule_alert_type.ts b/x-pack/plugins/security_solution/server/lib/detection_engine/signals/signal_rule_alert_type.ts
index 37db1368baeae..1c4efea0a1d59 100644
--- a/x-pack/plugins/security_solution/server/lib/detection_engine/signals/signal_rule_alert_type.ts
+++ b/x-pack/plugins/security_solution/server/lib/detection_engine/signals/signal_rule_alert_type.ts
@@ -407,7 +407,7 @@ export const signalRulesAlertType = ({
             );
 
             if (savedObject.attributes.throttle != null) {
-              scheduleThrottledNotificationActions({
+              await scheduleThrottledNotificationActions({
                 alertInstance: services.alertInstanceFactory(alertId),
                 throttle: savedObject.attributes.throttle,
                 startedAt,