diff --git a/oldto-site/yarn.lock b/oldto-site/yarn.lock
index 1850229..e87d304 100644
--- a/oldto-site/yarn.lock
+++ b/oldto-site/yarn.lock
@@ -1310,8 +1310,9 @@ expand-range@^1.8.1:
     fill-range "^2.1.0"
 
 extend@~3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.1.tgz#a755ea7bc1adfcc5a31ce7e762dbaadc5e636444"
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
+  integrity sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==
 
 extglob@^0.3.1:
   version "0.3.2"