diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 00000000..fadc52aa
Binary files /dev/null and b/.DS_Store differ
diff --git a/.env.example b/.env.example
deleted file mode 100644
index c65faa8c..00000000
--- a/.env.example
+++ /dev/null
@@ -1 +0,0 @@
-WALLET_PRIVATE_KEY=
diff --git a/Deployments.md b/Deployments.md
index 3643065a..627c1da0 100644
--- a/Deployments.md
+++ b/Deployments.md
@@ -47,3 +47,4 @@ Contribute by adding the contracts you've deployed to zkSync **to the bottom of
 - [0x19691f8afA63A2fD1303b1FbC9881C3bA19217D5](https://goerli.explorer.zksync.io/address/0x19691f8afA63A2fD1303b1FbC9881C3bA19217D5)
 - [0xA896f8147Fc7334b77c4a9d3b17a77927Dbb905c](https://goerli.explorer.zksync.io/address/0xA896f8147Fc7334b77c4a9d3b17a77927Dbb905c)
 - [0xA7Bf27165831B61bd25587322A0DD5FFED52ba33](https://goerli.explorer.zksync.io/address/0xA7Bf27165831B61bd25587322A0DD5FFED52ba33)
+- [0xa6d31EbbF2CfCd5d7F764d16c62fA78BB8Ec4d6F](https://goerli.explorer.zksync.io/address/0xa6d31EbbF2CfCd5d7F764d16c62fA78BB8Ec4d6F)
\ No newline at end of file
diff --git a/deploy/deploy-greeter.ts b/deploy/deploy-greeter.ts
index eac7506e..8a0aaea4 100644
--- a/deploy/deploy-greeter.ts
+++ b/deploy/deploy-greeter.ts
@@ -53,4 +53,4 @@ export default async function (hre: HardhatRuntimeEnvironment) {
   // Show the contract info.
   const contractAddress = greeterContract.address;
   console.log(`${artifact.contractName} was deployed to ${contractAddress}`);
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 958a01ad..b4e419ef 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "chai": "^4.3.7",
     "dotenv": "^16.0.3",
     "ethers": "^5.7.2",
-    "hardhat": "^2.12.4",
+    "hardhat": "^2.12.7",
     "mocha": "^10.2.0",
     "ts-node": "^10.9.1",
     "typescript": "^4.9.4",
diff --git a/yarn.lock b/yarn.lock
index 4bc5f71e..45a3ba07 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1736,10 +1736,10 @@ graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.10.tgz#147d3a006da4ca3ce14728c7aefc287c367d7a6c"
   integrity sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==
 
-hardhat@^2.12.4:
-  version "2.12.6"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.12.6.tgz#ea3c058bbd81850867389d10f76037cfa52a0019"
-  integrity sha512-0Ent1O5DsPgvaVb5sxEgsQ3bJRt/Ex92tsoO+xjoNH2Qc4bFmhI5/CHVlFikulalxOPjNmw5XQ2vJFuVQFESAA==
+hardhat@^2.12.7:
+  version "2.12.7"
+  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.12.7.tgz#d8de2dc32e9a2956d53cf26ef4cd5857e57a3138"
+  integrity sha512-voWoN6zn5d8BOEaczSyK/1PyfdeOeI3SbGCFb36yCHTJUt6OIqLb+ZDX30VhA1UsYKzLqG7UnWl3fKJUuANc6A==
   dependencies:
     "@ethersproject/abi" "^5.1.2"
     "@metamask/eth-sig-util" "^4.0.0"