diff --git a/package.json b/package.json
index efda18ad..509154d3 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "jsonwebtoken": "^8.1.1",
     "lodash": "^4.17.19",
     "moment": "^2.20.1",
-    "moment-timezone": "^0.5.21",
+    "moment-timezone": "^0.5.35",
     "mongoose": "^5.1.2",
     "mongoose-elasticsearch-xp": "^5.4.1",
     "multer": "^1.3.0",
diff --git a/yarn.lock b/yarn.lock
index 3c8a8530..e1df9e6f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3722,20 +3722,17 @@ mocha@^5.0.0:
     mkdirp "0.5.1"
     supports-color "4.4.0"
 
-moment-timezone@^0.5.21:
-  version "0.5.21"
-  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.21.tgz#3cba247d84492174dbf71de2a9848fa13207b845"
+moment-timezone@^0.5.35:
+  version "0.5.35"
+  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.35.tgz#6fa2631bdbe8ff04f6b8753f7199516be6dc9839"
+  integrity sha512-cY/pBOEXepQvlgli06ttCTKcIf8cD1nmNwOKQQAdHBqYApQSpAqotBMX0RJZNgMp6i0PlZuf1mFtnlyEkwyvFw==
   dependencies:
     moment ">= 2.9.0"
 
-"moment@>= 2.9.0":
+"moment@>= 2.9.0", moment@^2.20.1:
   version "2.22.2"
   resolved "https://registry.yarnpkg.com/moment/-/moment-2.22.2.tgz#3c257f9839fc0e93ff53149632239eb90783ff66"
 
-moment@^2.20.1:
-  version "2.20.1"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.20.1.tgz#d6eb1a46cbcc14a2b2f9434112c1ff8907f313fd"
-
 mongodb-core@3.0.8:
   version "3.0.8"
   resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.0.8.tgz#8d401f4eab6056c0d874a3d5844a4844f761d4d7"