diff --git a/package-lock.json b/package-lock.json
index 2ff9a701b..b8ee648a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "async",
-  "version": "2.0.1",
+  "version": "3.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -4144,9 +4144,9 @@
       }
     },
     "duplexify": {
-      "version": "3.6.0",
-      "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.6.0.tgz",
-      "integrity": "sha512-fO3Di4tBKJpYTFHAxTU00BcfWMY9w24r/x21a6rZRbsD/ToUgGxsMbiGRmB7uVAXeGKXD9MwiLZa5E97EVgIRQ==",
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-3.7.1.tgz",
+      "integrity": "sha512-07z8uv2wMyS51kKhD1KsdXJg5WQ6t93RneqRxUHnskXVtlYYkLqM0gqStQZ3pj073g687jPCHrqNfCzawLYh5g==",
       "dev": true,
       "requires": {
         "end-of-stream": "^1.0.0",
@@ -5793,9 +5793,9 @@
       }
     },
     "gh-pages-deploy": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/gh-pages-deploy/-/gh-pages-deploy-0.5.0.tgz",
-      "integrity": "sha512-KAuUl6YUqBPlUz5Sgps9Eu5Bt22QOVpUT23dxihDfhHi+kSH97bqlTQNU+I0Hg5pzXNGHMccDfDcM8Os2nLZpg==",
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/gh-pages-deploy/-/gh-pages-deploy-0.5.1.tgz",
+      "integrity": "sha512-ut80nyds3eRMzWwcbyHfnTTwGq2OIvX2i56CBPxFvnKEubapF+tNWMvYs03phksnyQZYE21L3kVtfy3eCb78wg==",
       "dev": true,
       "requires": {
         "chalk": "^1.1.1",
diff --git a/package.json b/package.json
index 631b022aa..c7e7806d9 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "eslint": "^4.19.1",
     "eslint-plugin-prefer-arrow": "^1.1.2",
     "fs-extra": "^0.26.7",
-    "gh-pages-deploy": "^0.5.0",
+    "gh-pages-deploy": "^0.5.1",
     "jsdoc": "^3.4.0",
     "karma": "^2.0.5",
     "karma-browserify": "^5.3.0",