diff --git a/moment-timezone/moment-timezone-tests.ts b/moment-timezone/moment-timezone-tests.ts
index d01ea027c..cfd831b5e 100644
--- a/moment-timezone/moment-timezone-tests.ts
+++ b/moment-timezone/moment-timezone-tests.ts
@@ -79,3 +79,8 @@ moment.tz.names();
 moment.tz.setDefault('America/Los_Angeles');
 
 moment.tz.guess();
+
+moment.tz.zoneAbbr();
+
+moment.tz.zoneName();
+