diff --git a/yarn.lock b/yarn.lock
index 2c2067f..f4a3f6a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2168,8 +2168,8 @@ async-limiter@~1.0.0:
   resolved "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
 
 async@^2.6.2:
-  version "2.6.3"
-  resolved "https://registry.npmjs.org/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"