diff --git a/package-lock.json b/package-lock.json
index 4216038..fc89f38 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "poseidon-solidity",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "poseidon-solidity",
-      "version": "0.0.3",
+      "version": "0.0.4",
       "license": "MIT",
       "devDependencies": {
         "@nomiclabs/hardhat-ethers": "^2.2.2",
diff --git a/package.json b/package.json
index 03437af..4bac0b8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "poseidon-solidity",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Poseidon hash function implemented in Solidity",
   "repository": {
     "type": "git",