diff --git a/agent/consul/config_test.go b/agent/consul/config_test.go
index 8e61b8fe9680..409967983875 100644
--- a/agent/consul/config_test.go
+++ b/agent/consul/config_test.go
@@ -65,6 +65,7 @@ func TestCloneSerfLANConfig(t *testing.T) {
 		"MemberlistConfig",
 		"Merge",
 		"MinQueueDepth",
+		"MsgpackUseNewTimeFormat",
 		"NodeName",
 		"ProtocolVersion",
 		"QueryBuffer",