diff --git a/yarn.lock b/yarn.lock
index e325952..725bf97 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1023,8 +1023,8 @@ mocha@^2.5.3:
     to-iso-string "0.0.2"
 
 moment-timezone@^0.5.4:
-  version "0.5.14"
-  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.14.tgz#4eb38ff9538b80108ba467a458f3ed4268ccfcb1"
+  version "0.5.37"
+  resolved "https://registry.yarnpkg.com/moment-timezone/-/moment-timezone-0.5.37.tgz#adf97f719c4e458fdb12e2b4e87b8bec9f4eef1e"
   dependencies:
     moment ">= 2.9.0"
 
@@ -1033,8 +1033,8 @@ moment@2.18.1:
   resolved "https://registry.yarnpkg.com/moment/-/moment-2.18.1.tgz#c36193dd3ce1c2eed2adb7c802dbbc77a81b1c0f"
 
 "moment@>= 2.9.0", moment@^2.13.0:
-  version "2.20.1"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.20.1.tgz#d6eb1a46cbcc14a2b2f9434112c1ff8907f313fd"
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
 
 morgan@1.8.2:
   version "1.8.2"