diff --git a/pkg/sanity/controller.go b/pkg/sanity/controller.go
index 830d6cdb..022e1e6d 100644
--- a/pkg/sanity/controller.go
+++ b/pkg/sanity/controller.go
@@ -124,6 +124,7 @@ var _ = DescribeSanity("Controller Service", func(sc *SanityContext) {
 				case csi.ControllerServiceCapability_RPC_GET_CAPACITY:
 				case csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT:
 				case csi.ControllerServiceCapability_RPC_LIST_SNAPSHOTS:
+				case csi.ControllerServiceCapability_RPC_PUBLISH_READONLY:
 				default:
 					Fail(fmt.Sprintf("Unknown capability: %v\n", cap.GetRpc().GetType()))
 				}