diff --git a/package-lock.json b/package-lock.json
index 49f3ff9..e743f30 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -618,14 +618,14 @@
       }
     },
     "moment": {
-      "version": "2.22.2",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.22.2.tgz",
-      "integrity": "sha1-PCV/mDn8DpP/UxSWMiOeuQeD/2Y="
+      "version": "2.29.4",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w=="
     },
     "moment-timezone": {
-      "version": "0.5.21",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.21.tgz",
-      "integrity": "sha512-j96bAh4otsgj3lKydm3K7kdtA3iKf2m6MY2iSYCzCm5a1zmHo1g+aK3068dDEeocLZQIS9kU8bsdQHLqEvgW0A==",
+      "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 e417d32..b0ad490 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "dependencies": {
     "ejs": "^2.6.1",
     "jsdom": "^12.0.0",
-    "moment-timezone": "^0.5.21",
+    "moment-timezone": "^0.5.35",
     "node-fs": "^0.1.7",
     "rimraf": "^2.6.2",
     "sinon": "^6.2.0",