diff --git a/ethpm.json b/ethpm.json
index 54a171859..4deef2b7c 100644
--- a/ethpm.json
+++ b/ethpm.json
@@ -1,6 +1,6 @@
 {
   "package_name": "zeppelin",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "description": "Secure Smart Contract library for Solidity",
   "authors": [
     "Manuel Araoz <manuelaraoz@gmail.com>"
diff --git a/package.json b/package.json
index 8a65e3c24..793afa4cb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "zeppelin-solidity",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "description": "Secure Smart Contract library for Solidity",
   "scripts": {
     "test": "scripts/test.sh",