diff --git a/yarn.lock b/yarn.lock
index 83a754e..432615d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -827,8 +827,8 @@ through2@~0.2.3:
     xtend "~2.1.1"
 
 tough-cookie@~2.3.0:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.2.tgz#f081f76e4c85720e6c37a5faced737150d84072a"
+  version "2.3.4"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
   dependencies:
     punycode "^1.4.1"