diff --git a/pkg/resources/statefulsets/minio-statefulset.go b/pkg/resources/statefulsets/minio-statefulset.go
index 41e78728764..0856e0fdbac 100644
--- a/pkg/resources/statefulsets/minio-statefulset.go
+++ b/pkg/resources/statefulsets/minio-statefulset.go
@@ -467,7 +467,7 @@ type NewPoolArgs struct {
 
 // NewPool creates a new StatefulSet for the given Cluster.
 func NewPool(args *NewPoolArgs) *appsv1.StatefulSet {
-	t := args.Tenant
+	t := args.Tenant.DeepCopy()
 	skipEnvVars := args.SkipEnvVars
 	pool := args.Pool
 	poolStatus := args.PoolStatus