diff --git a/package-lock.json b/package-lock.json
index bf4b29e..79fea0e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -386,9 +386,9 @@
       "dev": true
     },
     "async": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/async/-/async-3.2.0.tgz",
-      "integrity": "sha512-TR2mEZFVOj2pLStYxLht7TyfuRzaydfpxr3k9RpHIzMgw7A64dzsdqCxH1WJyQdoe8T10nDXd9wnEigmiuHIZw==",
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
+      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g==",
       "dev": true
     },
     "async-done": {
diff --git a/package.json b/package.json
index 6b09ee5..8be60cb 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "url": "http://github.com/1j01/wavey/issues"
   },
   "devDependencies": {
-    "async": "^3.2.0",
+    "async": "^3.2.2",
     "browserify": "16.5.0",
     "chai": "^4.2.0",
     "coffeeify": "3.0.1",