diff --git a/package-lock.json b/package-lock.json
index 0f72d5d..f2b9379 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "rouge-protocol-solidity",
-  "version": "0.21.2",
+  "version": "0.22.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "rouge-protocol-solidity",
-      "version": "0.21.2",
+      "version": "0.22.0",
       "license": "AGPL-3.0-only",
       "dependencies": {
         "pify": "^5.0.0"
diff --git a/package.json b/package.json
index edd0182..b9ea62b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rouge-protocol-solidity",
-  "version": "0.21.2",
+  "version": "0.22.0",
   "description": "Solidity contracts for the Rouge protocol (voucher, coupon, ticket, note on Ethereum)",
   "main": "",
   "files": [