diff --git a/helper-module/yarn.lock b/helper-module/yarn.lock
index a3d3caf..943226b 100644
--- a/helper-module/yarn.lock
+++ b/helper-module/yarn.lock
@@ -97,8 +97,8 @@ error-ex@^1.3.1:
     is-arrayish "^0.2.1"
 
 esprima@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
 
 from2@^2.1.1:
   version "2.3.0"
@@ -190,8 +190,8 @@ isurl@^1.0.0-alpha5:
     is-object "^1.0.1"
 
 js-yaml@^3.9.0:
-  version "3.11.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.11.0.tgz#597c1a8bd57152f26d622ce4117851a51f5ebaef"
+  version "3.14.1"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.1.tgz#dae812fdb3825fa306609a8717383c50c36a0537"
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"