diff --git a/controllers/cache/redis.go b/controllers/cache/redis.go
index e5a62e8..c5c5853 100644
--- a/controllers/cache/redis.go
+++ b/controllers/cache/redis.go
@@ -31,7 +31,7 @@ func (redis *RedisReconciler) Reconcile() (*lcm.CRStatus, error) {
 	return nil, nil
 }
 
-func (redis *RedisReconciler) Provision(spec *goharborv1.HarborCluster) (*lcm.CRStatus, error) {
+func (redis *RedisReconciler) Provision() (*lcm.CRStatus, error) {
 	panic("implement me")
 }
 
diff --git a/controllers/database/postgresql.go b/controllers/database/postgresql.go
index dac4a33..c97be41 100644
--- a/controllers/database/postgresql.go
+++ b/controllers/database/postgresql.go
@@ -15,7 +15,7 @@ func (postgresql *PostgreSQLReconciler) Reconcile() (*lcm.CRStatus, error) {
 	return nil, nil
 }
 
-func (postgresql *PostgreSQLReconciler) Provision(spec *goharborv1.HarborCluster) (*lcm.CRStatus, error) {
+func (postgresql *PostgreSQLReconciler) Provision() (*lcm.CRStatus, error) {
 	panic("implement me")
 }
 
diff --git a/controllers/harbor/harbor.go b/controllers/harbor/harbor.go
index 3a6d179..c54aae8 100644
--- a/controllers/harbor/harbor.go
+++ b/controllers/harbor/harbor.go
@@ -16,7 +16,7 @@ func (harbor *HarborReconciler) Reconcile() (*lcm.CRStatus, error) {
 	return nil, nil
 }
 
-func (harbor *HarborReconciler) Provision(spec *goharborv1.HarborCluster) (*lcm.CRStatus, error) {
+func (harbor *HarborReconciler) Provision() (*lcm.CRStatus, error) {
 	panic("implement me")
 }
 
diff --git a/lcm/lcm.go b/lcm/lcm.go
index 96a0b40..8597270 100644
--- a/lcm/lcm.go
+++ b/lcm/lcm.go
@@ -6,7 +6,7 @@ import v1 "github.com/goharbor/harbor-cluster-operator/api/v1"
 
 type Controller interface {
 	// Provision the new dependent service by the related section of cluster spec.
-	Provision(spec *v1.HarborCluster) (*CRStatus, error)
+	Provision() (*CRStatus, error)
 
 	// Delete the service
 	Delete() (*CRStatus, error)