diff --git a/package-lock.json b/package-lock.json
index e760987..ba6f6b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -301,9 +301,9 @@
     "moment-timezone": {
       "version": "0.5.14",
       "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.14.tgz",
-      "integrity": "sha1-TrOP+VOLgBCLpGekWPPtQmjM/LE=",
+      "integrity": "sha512-4RkNPVuQ/ClAXqd3T+tkBy85tEUxnNNIaG4hbviFp7vZ2hRY0mjHGRIWG/NdkUzSaH36nchdBXyvPwrODjPzUA==",
       "requires": {
-        "moment": "2.19.4"
+        "moment": ">= 2.9.0"
       }
     },
     "ms": {