diff --git a/pkg/apis/registryman/v1alpha1/types.go b/pkg/apis/registryman/v1alpha1/types.go
index 099eb53..e522638 100644
--- a/pkg/apis/registryman/v1alpha1/types.go
+++ b/pkg/apis/registryman/v1alpha1/types.go
@@ -546,7 +546,7 @@ func (rtt *ReplicationTriggerType) UnmarshalText(text []byte) error {
 		*rtt = ManualReplicationTriggerType
 	case "event_based":
 		*rtt = EventBasedReplicationTriggerType
-	case "cron":
+	case "scheduled", "cron":
 		*rtt = CronReplicationTriggerType
 	default:
 		*rtt = UndefinedRepliationTriggerType
diff --git a/pkg/config/errors.go b/pkg/config/errors.go
index 875492e..0a412ef 100644
--- a/pkg/config/errors.go
+++ b/pkg/config/errors.go
@@ -42,6 +42,10 @@ var ErrValidationRegistryNameNotUnique error = errors.New("validation error: mul
 // non-existing Scanner.
 var ErrValidationScannerNameReference error = errors.New("validation error: multiple registries present with the same name")
 
-// ErrValidationScannerNameReference error indicates that a project refers to a
-// non-existing Scanner.
+// ErrValidationGroupWithoutDN error indicates that a project group member
+// doesn't have its DN field set.
 var ErrValidationGroupWithoutDN error = errors.New("validation error: project group member with missing DN field")
+
+// ErrValidationReplicationRuleWrongSchedule error indicates that the replication rule's
+// schedule field isn't empty while the replication type is not 'cron'.
+var ErrValidationReplicationRuleWrongSchedule error = errors.New("validation error: replication rule with incorrect schedule field")
diff --git a/pkg/config/local_file_aos.go b/pkg/config/local_file_aos.go
index 4606a15..984b625 100644
--- a/pkg/config/local_file_aos.go
+++ b/pkg/config/local_file_aos.go
@@ -334,6 +334,10 @@ func checkProject(project *api.Project) error {
 			err = ErrValidationGroupWithoutDN
 		}
 	}
+	if project.Spec.Trigger.Schedule != "" &&
+		project.Spec.Trigger.TriggerType() != api.CronReplicationTriggerType {
+		return ErrValidationReplicationRuleWrongSchedule
+	}
 	return err
 }
 
diff --git a/pkg/harbor/project.go b/pkg/harbor/project.go
index c304934..f030b26 100644
--- a/pkg/harbor/project.go
+++ b/pkg/harbor/project.go
@@ -295,7 +295,9 @@ func (p *project) GetReplicationRules(ctx context.Context, trigger globalregistr
 		)
 		if replRule.GetProjectName() == p.Name {
 			p.registry.logger.V(1).Info("project name matches, replication rule stored")
-			if trigger != nil && trigger != replRule.Trigger() {
+			if trigger != nil &&
+				trigger.TriggerType() != replRule.Trigger().TriggerType() &&
+				trigger.TriggerSchedule() != replRule.Trigger().TriggerSchedule() {
 				continue
 			}
 			if direction != "" && direction != replRule.Direction() {