diff --git a/_examples/gitbook/yarn.lock b/_examples/gitbook/yarn.lock
index 5c7240b..ac7f9e2 100644
--- a/_examples/gitbook/yarn.lock
+++ b/_examples/gitbook/yarn.lock
@@ -2468,8 +2468,8 @@ mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.0:
     minimist "0.0.8"
 
 moment@^2.13.0:
-  version "2.23.0"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.23.0.tgz#759ea491ac97d54bac5ad776996e2a58cc1bc225"
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
 
 move-concurrently@^1.0.1:
   version "1.0.1"