diff --git a/contracts/AtomicWethDepositor.sol b/contracts/AtomicWethDepositor.sol
index 75091d2d87..45dc81e218 100644
--- a/contracts/AtomicWethDepositor.sol
+++ b/contracts/AtomicWethDepositor.sol
@@ -1,9 +1,9 @@
 // SPDX-License-Identifier: GPL-3.0-only
 pragma solidity ^0.8.0;
 
-import "@openzeppelin/contracts/access/Ownable.sol";
-import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
-import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+import "@openzeppelin/contracts-v4/access/Ownable.sol";
+import "@openzeppelin/contracts-v4/token/ERC20/utils/SafeERC20.sol";
+import "@openzeppelin/contracts-v4/token/ERC20/IERC20.sol";
 import "@uma/core/contracts/common/implementation/MultiCaller.sol";
 import "@uma/core/contracts/common/implementation/Lockable.sol";
 
diff --git a/hardhat.config.ts b/hardhat.config.ts
index 587244b5fb..a47c8caa3c 100644
--- a/hardhat.config.ts
+++ b/hardhat.config.ts
@@ -20,7 +20,7 @@ import "@openzeppelin/hardhat-upgrades";
 
 dotenv.config();
 
-const solcVersion = "0.8.23";
+const solcVersion = "0.8.30";
 
 const LARGE_CONTRACT_COMPILER_SETTINGS = {
   version: solcVersion,
diff --git a/package.json b/package.json
index 93a1a45bd5..592831e59e 100644
--- a/package.json
+++ b/package.json
@@ -11,9 +11,9 @@
   },
   "dependencies": {
     "@across-protocol/constants": "^3.1.89",
-    "@across-protocol/contracts": "^4.1.14",
+    "@across-protocol/contracts": "^4.1.16",
     "@across-protocol/contracts-beta": "npm:@across-protocol/contracts@4.1.12-beta.7",
-    "@across-protocol/sdk": "4.3.98",
+    "@across-protocol/sdk": "4.3.99",
     "@arbitrum/sdk": "^4.0.2",
     "@consensys/linea-sdk": "^0.3.0",
     "@coral-xyz/anchor": "^0.31.1",
diff --git a/yarn.lock b/yarn.lock
index 1cea56060c..fb294de2b7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -103,6 +103,40 @@
     yargs "^17.7.2"
     zksync-web3 "^0.14.3"
 
+"@across-protocol/contracts@^4.1.16":
+  version "4.1.16"
+  resolved "https://registry.yarnpkg.com/@across-protocol/contracts/-/contracts-4.1.16.tgz#9e95c5260a9430eff5c9081bb09164fe1fcdb3da"
+  integrity sha512-YkJTJtlRRfCyLjVO9+6V444TB7Sw+Z/oAFIS8m52Zr6wSXGMIaSigyFMBY1GMGjMvJHg4G/3Xbzs5CGqZ1QV8w==
+  dependencies:
+    "@across-protocol/constants" "^3.1.88"
+    "@coral-xyz/anchor" "^0.31.1"
+    "@defi-wonderland/smock" "^2.3.4"
+    "@eth-optimism/contracts" "^0.5.40"
+    "@ethersproject/abstract-provider" "5.7.0"
+    "@ethersproject/abstract-signer" "5.7.0"
+    "@ethersproject/bignumber" "5.7.0"
+    "@openzeppelin/contracts" "5.5.0"
+    "@openzeppelin/contracts-upgradeable" "5.5.0"
+    "@openzeppelin/contracts-upgradeable-v4" "npm:@openzeppelin/contracts-upgradeable@4.9.6"
+    "@openzeppelin/contracts-v4" "npm:@openzeppelin/contracts@4.9.6"
+    "@openzeppelin/foundry-upgrades" "^0.4.0"
+    "@safe-global/protocol-kit" "^6.1.1"
+    "@scroll-tech/contracts" "^0.1.0"
+    "@solana-developers/helpers" "^2.4.0"
+    "@solana-program/address-lookup-table" "^0.7.0"
+    "@solana-program/token" "^0.5.1"
+    "@solana/kit" "^2.1.0"
+    "@solana/spl-token" "^0.4.6"
+    "@solana/web3.js" "1.98.2"
+    "@types/yargs" "^17.0.33"
+    "@uma/common" "^2.37.3"
+    "@uma/contracts-node" "^0.4.17"
+    axios "^1.7.4"
+    bs58 "^6.0.0"
+    prettier-plugin-rust "^0.1.9"
+    yargs "^17.7.2"
+    zksync-web3 "^0.14.3"
+
 "@across-protocol/sdk@4.3.98":
   version "4.3.98"
   resolved "https://registry.yarnpkg.com/@across-protocol/sdk/-/sdk-4.3.98.tgz#667d20ce04d4aae94a48f1d1a2f33b9da0032d5d"