diff --git a/infrastructure/hydra/postgres/pg-cluster.yaml b/infrastructure/hydra/postgres/pg-cluster.yaml
index de2990b..9a9007d 100644
--- a/infrastructure/hydra/postgres/pg-cluster.yaml
+++ b/infrastructure/hydra/postgres/pg-cluster.yaml
@@ -5,7 +5,6 @@ metadata:
   namespace: cnpg-cluster
 spec:
   affinity: {}
-  imageName: pgvector/pgvector:0.8.2-pg18
   instances: 3
   managed:
     roles:
diff --git a/pkg/postgres/postgres.go b/pkg/postgres/postgres.go
index eaf8ba8..7e96f7f 100644
--- a/pkg/postgres/postgres.go
+++ b/pkg/postgres/postgres.go
@@ -27,7 +27,6 @@ func Stack() stack.Stack {
 func Cluster() pg.Cluster {
 	spec := pg.ClusterSpec{
 		Instances: 3,
-		ImageName: "pgvector/pgvector:0.8.2-pg18",
 		StorageConfiguration: pg.StorageConfiguration{
 			StorageClass:       new(root.KUBE_LOCAL_STORAGE_CLASS),
 			Size:               "10Gi",