diff --git a/config/samples/seaweed_v1_seaweed.yaml b/config/samples/seaweed_v1_seaweed.yaml
index 62c0846..c9dd138 100644
--- a/config/samples/seaweed_v1_seaweed.yaml
+++ b/config/samples/seaweed_v1_seaweed.yaml
@@ -5,7 +5,7 @@ metadata:
   namespace: default
 spec:
   # Add fields here
-  image: chrislusf/seaweedfs:2.20
+  image: chrislusf/seaweedfs:2.21
   volumeServerDiskCount: 1
   hostSuffix: seaweed.abcdefg.com
   master:
diff --git a/controllers/seaweed_controller_test.go b/controllers/seaweed_controller_test.go
index 5329213..ff6d3e0 100644
--- a/controllers/seaweed_controller_test.go
+++ b/controllers/seaweed_controller_test.go
@@ -39,7 +39,7 @@ var _ = Describe("Seaweed Controller", func() {
 						Name:      name,
 					},
 					Spec: seaweedv1.SeaweedSpec{
-						Image:                 "chrislusf/seaweedfs:2.20",
+						Image:                 "chrislusf/seaweedfs:2.21",
 						VolumeServerDiskCount: 1,
 						Master: &seaweedv1.MasterSpec{
 							Replicas:        3,