diff --git a/.hardhat/package-lock.json b/.hardhat/package-lock.json
deleted file mode 100644
index 905431d..0000000
--- a/.hardhat/package-lock.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-  "name": "@sismo-core/sismo-connect-solidity-private",
-  "version": "0.0.1",
-  "lockfileVersion": 2,
-  "requires": true,
-  "packages": {
-    "": {
-      "name": "@sismo-core/sismo-connect-solidity-private",
-      "version": "0.0.1",
-      "license": "MIT"
-    }
-  }
-}
diff --git a/.hardhat/package.json b/.hardhat/package.json
index 9b104ba..360b5e4 100644
--- a/.hardhat/package.json
+++ b/.hardhat/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sismo-core/sismo-connect-solidity",
   "description": "Sismo Connect Library",
-  "version": "0.0.16",
+  "version": "0.0.19",
   "scripts": {
     "prepare": "mkdir -p contracts; cp -r ../src/* contracts"
   },