diff --git a/package-lock.json b/package-lock.json
index f0a64d0..6d6c015 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -386,7 +386,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
           "optional": true,
@@ -2086,11 +2086,11 @@
       "integrity": "sha1-PCV/mDn8DpP/UxSWMiOeuQeD/2Y="
     },
     "moment-timezone": {
-      "version": "0.5.23",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.23.tgz",
-      "integrity": "sha512-WHFH85DkCfiNMDX5D3X7hpNH3/PUhjTGcD0U1SgfBGZxJ3qUmJh5FdvaFjcClxOvB3rzdfj4oRffbI38jEnC1w==",
+      "version": "0.5.35",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.35.tgz",
+      "integrity": "sha512-cY/pBOEXepQvlgli06ttCTKcIf8cD1nmNwOKQQAdHBqYApQSpAqotBMX0RJZNgMp6i0PlZuf1mFtnlyEkwyvFw==",
       "requires": {
-        "moment": "2.22.2"
+        "moment": ">= 2.9.0"
       }
     },
     "monocle": {
@@ -3244,7 +3244,7 @@
       "dependencies": {
         "async": {
           "version": "1.0.0",
-          "resolved": "http://registry.npmjs.org/async/-/async-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
           "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k=",
           "dev": true,
           "optional": true
diff --git a/package.json b/package.json
index ceacbc5..e0c7785 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "jade": "~1.6.0",
     "method-override": "^2.3.5",
     "moment": "^2.22.2",
-    "moment-timezone": "^0.5.23",
+    "moment-timezone": "^0.5.35",
     "morgan": "~1.3.0",
     "nedb": "^1.8.0",
     "q": "^1.4.1",