diff --git a/yarn.lock b/yarn.lock
index 00f0623a..4decaf97 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -682,8 +682,8 @@ async-listener@^0.6.0:
     shimmer "^1.1.0"
 
 async@^2.6.3, async@~2.6.1:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
     lodash "^4.17.14"