diff --git a/yarn.lock b/yarn.lock
index 3d9a8a4..b960811 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -735,9 +735,9 @@
     "@types/node" "*"
 
 acorn@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.0.0.tgz#26b8d1cd9a9b700350b71c0905546f64d1284e7a"
-  integrity sha512-PaF/MduxijYYt7unVGRuds1vBC9bFxbNf+VWqhOClfdgy7RlVkQqt610ig1/yxTgsDIfW1cWDel5EBbOy3jdtQ==
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.1.tgz#e35668de0b402f359de515c5482a1ab9f89a69bf"
+  integrity sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==
 
 alphanum-sort@^1.0.0:
   version "1.0.2"