4.0.0-beta.0

CHANGELOG.md

 # Changelog
 
-## Unreleased
+## 4.0.0
 
  * Now targeting the 0.8.x line of Solidity compilers. For 0.6.x (resp 0.7.x) support, use version 3.4.0 (resp 3.4.0-solc-0.7) of OpenZeppelin.
  * `Context`: making `_msgData` return `bytes calldata` instead of `bytes memory` ([#2492](https://github.com/OpenZeppelin/openzeppelin-contracts/pull/2492))

contracts/package.json

 {
   "name": "@openzeppelin/contracts",
   "description": "Secure Smart Contract library for Solidity",
-  "version": "3.4.0",
+  "version": "4.0.0-beta.0",
   "files": [
     "**/*.sol",
     "/build/contracts/*.json",

package-lock.json

 {
   "name": "openzeppelin-solidity",
-  "version": "3.4.0",
+  "version": "4.0.0-beta.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "openzeppelin-solidity",
-      "version": "3.4.0",
+      "version": "4.0.0-beta.0",
       "license": "MIT",
       "bin": {
         "openzeppelin-contracts-migrate-imports": "scripts/migrate-imports.js"

package.json

 {
   "name": "openzeppelin-solidity",
   "description": "Secure Smart Contract library for Solidity",
-  "version": "3.4.0",
+  "version": "4.0.0-beta.0",
   "files": [
     "/contracts/**/*.sol",
     "/build/contracts/*.json",