diff --git a/contracts/package.json b/contracts/package.json
index ef570eeef..a259625a6 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openzeppelin/contracts",
-  "version": "2.4.0",
+  "version": "2.5.0-rc.0",
   "description": "Secure Smart Contract library for Solidity",
   "files": [
     "**/*.sol",
diff --git a/ethpm.json b/ethpm.json
index 7593e5c25..ae61a00b0 100644
--- a/ethpm.json
+++ b/ethpm.json
@@ -1,6 +1,6 @@
 {
   "package_name": "zeppelin",
-  "version": "2.4.0",
+  "version": "2.5.0-rc.0",
   "description": "Secure Smart Contract library for Solidity",
   "authors": [
     "OpenZeppelin Community <maintainers@openzeppelin.org>"
diff --git a/package-lock.json b/package-lock.json
index ce7cc6f00..d9b5f8ef7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "openzeppelin-solidity",
-  "version": "2.4.0",
+  "version": "2.5.0-rc.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 74d5d2f1e..7c3d39875 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openzeppelin-solidity",
-  "version": "2.4.0",
+  "version": "2.5.0-rc.0",
   "description": "Secure Smart Contract library for Solidity",
   "files": [
     "/contracts/**/*.sol",