diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10695b9d1..8589a6ef8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 3.4.1 (2021-03-03)
 
  * `ERC721`: made `_approve` an internal function (was private).
 
diff --git a/contracts/package.json b/contracts/package.json
index bfa325ead..4ee764f9f 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@openzeppelin/contracts",
   "description": "Secure Smart Contract library for Solidity",
-  "version": "3.4.0",
+  "version": "3.4.1",
   "files": [
     "**/*.sol",
     "/build/contracts/*.json",
diff --git a/package-lock.json b/package-lock.json
index 777471cfb..a9f8df412 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "openzeppelin-solidity",
-  "version": "3.4.0",
+  "version": "3.4.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index b8e862fe2..7930b6b0b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "openzeppelin-solidity",
   "description": "Secure Smart Contract library for Solidity",
-  "version": "3.4.0",
+  "version": "3.4.1",
   "files": [
     "/contracts/**/*.sol",
     "/build/contracts/*.json",