diff --git a/package.json b/package.json
index 692046470501887e8f1bfa594835e11663761266..5624d58fe99a0f1337a78f12ca2e56c9549226ba 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "jison": "0.4.17",
     "js-yaml": "3.8.2",
     "merkle": "0.5.1",
-    "moment": "2.18.1",
+    "moment": "2.19.3",
     "morgan": "1.8.1",
     "multimeter": "0.1.1",
     "naclb": "1.3.9",