diff --git a/package.json b/package.json
index b06cce3a..4990b934 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "irc-framework": "2.11.0",
     "lodash": "4.17.5",
     "mime-types": "2.1.18",
-    "moment": "2.20.1",
+    "moment": "2.21.0",
     "package-json": "4.0.1",
     "primer-tooltips": "1.5.2",
     "read": "1.0.7",