diff --git a/example-server/yarn.lock b/example-server/yarn.lock
index 9e6b758..e541b81 100644
--- a/example-server/yarn.lock
+++ b/example-server/yarn.lock
@@ -3348,9 +3348,9 @@ lodash.templatesettings@^4.0.0:
     lodash._reinterpolate "^3.0.0"
 
 lodash@^4.17.11, lodash@^4.17.13, lodash@^4.17.15, lodash@^4.17.4:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+  version "4.17.19"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
+  integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
 
 log-symbols@^2.2.0:
   version "2.2.0"
@@ -5115,9 +5115,9 @@ send@0.17.1:
     range-parser "~1.2.1"
     statuses "~1.5.0"
 
-serialize-javascript@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-2.1.1.tgz#cfc200aef77b600c47da9bb8149c943e798c2fdb"
+serialize-javascript@^1.7.0:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-1.9.1.tgz#cfc200aef77b600c47da9bb8149c943e798c2fdb"
   integrity sha512-0Vb/54WJ6k5v8sSWN09S0ora+Hnr+cX40r9F170nT+mSkaxltoE/7R3OrIdBSUv1OoiobH1QoWQbCnAO+e8J1A==
 
 set-blocking@~2.0.0: