diff --git a/pkg/apis/ceph.rook.io/v1/types.go b/pkg/apis/ceph.rook.io/v1/types.go
index b776cffcb..7f593fa47 100755
--- a/pkg/apis/ceph.rook.io/v1/types.go
+++ b/pkg/apis/ceph.rook.io/v1/types.go
@@ -450,7 +450,7 @@ type ObjectStoreSpec struct {
 }
 
 type BucketHealthCheckSpec struct {
-	Bucket        HealthCheckSpec   `json:"rgw,omitempty"`
+	Bucket        HealthCheckSpec   `json:"bucket,omitempty"`
 	LivenessProbe *rookv1.ProbeSpec `json:"livenessProbe,omitempty"`
 }