diff --git a/packages/react-cookie-demo/package.json b/packages/react-cookie-demo/package.json
index 63cfb00..7e2f147 100644
--- a/packages/react-cookie-demo/package.json
+++ b/packages/react-cookie-demo/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-cookie-demo",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "private": true,
   "license": "MIT",
   "main": "server.js",
diff --git a/packages/react-cookie/package.json b/packages/react-cookie/package.json
index 1067887..1e9e0c2 100644
--- a/packages/react-cookie/package.json
+++ b/packages/react-cookie/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-cookie",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Universal cookies for React",
   "main": "cjs/index.js",
   "module": "es6/index.js",
diff --git a/packages/universal-cookie-express/package.json b/packages/universal-cookie-express/package.json
index 124852b..0b67fdb 100644
--- a/packages/universal-cookie-express/package.json
+++ b/packages/universal-cookie-express/package.json
@@ -1,6 +1,6 @@
 {
   "name": "universal-cookie-express",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Hook cookies get/set on Express for server-rendering",
   "main": "cjs/index.js",
   "module": "es6/index.js",
diff --git a/packages/universal-cookie-koa/package.json b/packages/universal-cookie-koa/package.json
index 9ddcfd4..1a6a260 100644
--- a/packages/universal-cookie-koa/package.json
+++ b/packages/universal-cookie-koa/package.json
@@ -1,6 +1,6 @@
 {
   "name": "universal-cookie-koa",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Hook cookies get/set on Koa for server-rendering",
   "main": "cjs/index.js",
   "module": "es6/index.js",
diff --git a/packages/universal-cookie/package.json b/packages/universal-cookie/package.json
index db1663b..bc4fcc2 100644
--- a/packages/universal-cookie/package.json
+++ b/packages/universal-cookie/package.json
@@ -1,6 +1,6 @@
 {
   "name": "universal-cookie",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Universal cookies for JavaScript",
   "main": "cjs/index.js",
   "module": "es6/index.js",