diff --git a/client/yarn.lock b/client/yarn.lock
index 031e06e..7ae51e8 100644
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -904,8 +904,8 @@ accepts@~1.3.5:
     negotiator "0.6.2"
 
 acorn@^6.2.1:
-  version "6.3.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.3.0.tgz#0087509119ffa4fc0a0041d1e93a417e68cb856e"
+  version "6.4.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.4.1.tgz#531e58ba3f51b9dacb9a6646ca4debf5b14ca474"
 
 agent-base@^4.3.0:
   version "4.3.0"