diff --git a/package-lock.json b/package-lock.json
index 54f83cb..f9f747d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -941,9 +941,9 @@
       "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
     },
     "moment-timezone": {
-      "version": "0.5.27",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.27.tgz",
-      "integrity": "sha512-EIKQs7h5sAsjhPCqN6ggx6cEbs94GK050254TIJySD1bzoM5JTYDwAU1IoVOeTOL6Gm27kYJ51/uuvq1kIlrbw==",
+      "version": "0.5.35",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.35.tgz",
+      "integrity": "sha512-cY/pBOEXepQvlgli06ttCTKcIf8cD1nmNwOKQQAdHBqYApQSpAqotBMX0RJZNgMp6i0PlZuf1mFtnlyEkwyvFw==",
       "requires": {
         "moment": ">= 2.9.0"
       }
diff --git a/package.json b/package.json
index 3388c31..fd2956d 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "lodash": "^4.17.20",
     "mocha": "^6.2.0",
     "moment": "^2.24.0",
-    "moment-timezone": "^0.5.27",
+    "moment-timezone": "^0.5.35",
     "mongoose": "^5.7.7",
     "npmlog": "^4.1.2",
     "parse-schedule-kma": "^1.1.1",