diff --git a/docs/yarn.lock b/docs/yarn.lock
index 016e5274..c1d726e2 100644
--- a/docs/yarn.lock
+++ b/docs/yarn.lock
@@ -2460,8 +2460,8 @@ mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0, mkdirp@~0.5.1:
     minimist "0.0.8"
 
 moment@^2.11.2:
-  version "2.19.1"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.19.1.tgz#56da1a2d1cbf01d38b7e1afc31c10bcfa1929167"
+  version "2.21.0"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.21.0.tgz#2a114b51d2a6ec9e6d83cf803f838a878d8a023a"
 
 morgan@^1.8.1:
   version "1.9.1"