diff --git a/yarn.lock b/yarn.lock
index 8e2a055..446e0cd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -66,8 +66,8 @@ are-we-there-yet@~1.1.2:
     readable-stream "^2.0.6"
 
 argparse@^1.0.7:
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.10.tgz#bcd6791ea5ae09725e17e5ad988134cd40b3d911"
   dependencies:
     sprintf-js "~1.0.2"
 
@@ -1312,8 +1312,8 @@ espree@^3.4.0:
     acorn-jsx "^3.0.0"
 
 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"
 
 esquery@^1.0.0:
   version "1.0.0"
@@ -1854,8 +1854,8 @@ js-tokens@^3.0.0:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
 js-yaml@^3.5.1:
-  version "3.9.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.9.0.tgz#4ffbbf25c2ac963b8299dc74da7e3740de1c18ce"
+  version "3.14.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.0.tgz#a7a34170f26a21bb162424d8adacb4113a69e482"
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"