diff --git a/google-beta/resource_pubsub_topic.go b/google-beta/resource_pubsub_topic.go
index 528fc9fe31..84204bbfca 100644
--- a/google-beta/resource_pubsub_topic.go
+++ b/google-beta/resource_pubsub_topic.go
@@ -60,6 +60,7 @@ func resourcePubsubTopic() *schema.Resource {
 			},
 			"message_storage_policy": {
 				Type:     schema.TypeList,
+				Computed: true,
 				Optional: true,
 				MaxItems: 1,
 				Elem: &schema.Resource{