diff --git a/yarn.lock b/yarn.lock
index 27b37c0..e2f7c35 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -68,8 +68,8 @@ acorn-jsx@^5.1.0:
   resolved "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.1.0.tgz#294adb71b57398b0680015f0a38c563ee1db5384"
 
 acorn@^7.1.0:
-  version "7.1.0"
-  resolved "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz#949d36f2c292535da602283586c2477c57eb2d6c"
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.1.tgz#e35668de0b402f359de515c5482a1ab9f89a69bf"
 
 ajv@^6.10.0, ajv@^6.10.2:
   version "6.10.2"