diff --git a/yarn.lock b/yarn.lock
index cf3809c..cd30a97 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -739,9 +739,9 @@ acorn-walk@^7.0.0:
   integrity sha512-7Bv1We7ZGuU79zZbb6rRqcpxo3OY+zrdtloZWoyD8fmGX+FeXRjE+iuGkZjSXLVovLzrsvMGMy0EkwA0E0umxg==
 
 acorn@^7.0.0:
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.0.tgz#949d36f2c292535da602283586c2477c57eb2d6c"
-  integrity sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==
+  version "7.3.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.3.1.tgz#85010754db53c3fbaf3b9ea3e083aa5c5d147ffd"
+  integrity sha512-tLc0wSnatxAQHVHUapaHdz72pi9KUyHjq5KyHjGg9Y8Ifdc79pTh2XvI6I1/chZbnM7QtNKzh66ooDogPZSleA==
 
 ajv@^6.5.5:
   version "6.10.2"