diff --git a/package-lock.json b/package-lock.json
index d06b2ca..24fa7c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -444,12 +444,12 @@
       "dev": true
     },
     "moment-timezone": {
-      "version": "0.5.13",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.13.tgz",
-      "integrity": "sha1-mc5cfYJyYusPH3AgRBd/YHRde5A=",
+      "version": "0.5.35",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.35.tgz",
+      "integrity": "sha512-cY/pBOEXepQvlgli06ttCTKcIf8cD1nmNwOKQQAdHBqYApQSpAqotBMX0RJZNgMp6i0PlZuf1mFtnlyEkwyvFw==",
       "dev": true,
       "requires": {
-        "moment": "2.18.1"
+        "moment": ">= 2.9.0"
       }
     },
     "ms": {
diff --git a/package.json b/package.json
index cafc949..69cb006 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "mocha": "^3.0.2",
     "mocha-lcov-reporter": "^1.2.0",
     "moment": "^2.14.1",
-    "moment-timezone": "^0.5.5"
+    "moment-timezone": "^0.5.35"
   },
   "keywords": [
     "django",