diff --git a/.changeset/twelve-shrimps-add.md b/.changeset/twelve-shrimps-add.md
new file mode 100644
index 0000000000000..6a1331acb8ab2
--- /dev/null
+++ b/.changeset/twelve-shrimps-add.md
@@ -0,0 +1,9 @@
+---
+'@eth-optimism/contracts': patch
+'@eth-optimism/data-transport-layer': patch
+'@eth-optimism/integration-tests': patch
+'@eth-optimism/message-relayer': patch
+'@eth-optimism/sdk': patch
+---
+
+Bump to hardhat@2.9.1
diff --git a/.changeset/weak-walls-cross.md b/.changeset/weak-walls-cross.md
new file mode 100644
index 0000000000000..b5bfc8db19bb7
--- /dev/null
+++ b/.changeset/weak-walls-cross.md
@@ -0,0 +1,5 @@
+---
+'@eth-optimism/hardhat-node': patch
+---
+
+Bump to hardhat@2.9.1
diff --git a/integration-tests/package.json b/integration-tests/package.json
index 126acc3b3e67c..77be4814db648 100644
--- a/integration-tests/package.json
+++ b/integration-tests/package.json
@@ -63,7 +63,7 @@
     "eslint-plugin-unicorn": "^32.0.1",
     "ethereum-waffle": "^3.3.0",
     "ethers": "^5.5.4",
-    "hardhat": "^2.3.0",
+    "hardhat": "^2.9.2",
     "hardhat-gas-reporter": "^1.0.4",
     "lint-staged": "11.0.0",
     "mocha": "^8.4.0",
diff --git a/ops/docker/hardhat/hardhat.config.js b/ops/docker/hardhat/hardhat.config.js
index 515318a09c2e0..354e316ea817b 100644
--- a/ops/docker/hardhat/hardhat.config.js
+++ b/ops/docker/hardhat/hardhat.config.js
@@ -1,13 +1,14 @@
 const isForkModeEnabled = !!process.env.FORK_URL
 const forkUrl = process.env.FORK_URL
-const forkStartingBlock = parseInt(process.env.FORK_STARTING_BLOCK) || undefined
-const gasPrice = parseInt(process.env.GAS_PRICE) || 0
+const forkStartingBlock =
+  parseInt(process.env.FORK_STARTING_BLOCK, 10) || undefined
+const gasPrice = parseInt(process.env.GAS_PRICE, 10) || 0
 
 const config = {
   networks: {
     hardhat: {
       gasPrice,
-      initialBaseFeePerGas: 0
+      initialBaseFeePerGas: 0,
     },
   },
   analytics: { enabled: false },
diff --git a/ops/docker/hardhat/package.json b/ops/docker/hardhat/package.json
index c063a2ba9a381..ce5c45739028f 100644
--- a/ops/docker/hardhat/package.json
+++ b/ops/docker/hardhat/package.json
@@ -6,6 +6,6 @@
   },
   "license": "MIT",
   "dependencies": {
-    "hardhat": "^2.7.0"
+    "hardhat": "^2.9.2"
   }
 }
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index ecf8c0cfe5447..0c8b0d38d5051 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -97,7 +97,7 @@
     "ethereum-waffle": "^3.3.0",
     "ethers": "^5.5.4",
     "glob": "^7.1.6",
-    "hardhat": "^2.3.0",
+    "hardhat": "^2.9.2",
     "hardhat-deploy": "^0.9.3",
     "hardhat-gas-reporter": "^1.0.4",
     "hardhat-output-validator": "^0.1.18",
diff --git a/packages/contracts/test/contracts/L2/predeploys/OVM_GasPriceOracle.spec.ts b/packages/contracts/test/contracts/L2/predeploys/OVM_GasPriceOracle.spec.ts
index f13b6217256bb..2a0c3422c2cad 100644
--- a/packages/contracts/test/contracts/L2/predeploys/OVM_GasPriceOracle.spec.ts
+++ b/packages/contracts/test/contracts/L2/predeploys/OVM_GasPriceOracle.spec.ts
@@ -26,9 +26,9 @@ describe('OVM_GasPriceOracle', () => {
       await signer1.getAddress()
     )
 
-    OVM_GasPriceOracle.setOverhead(2750)
-    OVM_GasPriceOracle.setScalar(1500000)
-    OVM_GasPriceOracle.setDecimals(6)
+    await OVM_GasPriceOracle.setOverhead(2750)
+    await OVM_GasPriceOracle.setScalar(1500000)
+    await OVM_GasPriceOracle.setDecimals(6)
   })
 
   describe('owner', () => {
diff --git a/packages/data-transport-layer/package.json b/packages/data-transport-layer/package.json
index 1343483a1e2db..5516964d6f63e 100644
--- a/packages/data-transport-layer/package.json
+++ b/packages/data-transport-layer/package.json
@@ -79,7 +79,7 @@
     "eslint-plugin-prettier": "^3.4.0",
     "eslint-plugin-react": "^7.24.0",
     "eslint-plugin-unicorn": "^32.0.1",
-    "hardhat": "^2.3.0",
+    "hardhat": "^2.9.2",
     "lint-staged": "11.0.0",
     "mocha": "^8.4.0",
     "pino-pretty": "^4.7.1",
diff --git a/packages/message-relayer/package.json b/packages/message-relayer/package.json
index 9838e7dc33b90..a7465313ef327 100644
--- a/packages/message-relayer/package.json
+++ b/packages/message-relayer/package.json
@@ -50,7 +50,7 @@
     "eslint-plugin-react": "^7.24.0",
     "eslint-plugin-unicorn": "^32.0.1",
     "ethereum-waffle": "^3.3.0",
-    "hardhat": "^2.3.0",
+    "hardhat": "^2.9.2",
     "lint-staged": "11.0.0",
     "prettier": "^2.3.1",
     "ts-node": "^10.0.0",
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index f4ee27def52a0..8535d23e45d06 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -55,7 +55,7 @@
     "eslint-plugin-unicorn": "^32.0.1",
     "ethereum-waffle": "^3.4.0",
     "ethers": "^5.5.4",
-    "hardhat": "^2.3.0",
+    "hardhat": "^2.9.2",
     "lint-staged": "11.0.0",
     "mocha": "^8.4.0",
     "nyc": "^15.1.0",
diff --git a/yarn.lock b/yarn.lock
index 2de3da757a90b..071118b3929db 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -550,29 +550,28 @@
     patch-package "^6.2.2"
     postinstall-postinstall "^2.1.0"
 
-"@ethereumjs/block@^3.4.0":
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/block/-/block-3.4.0.tgz#4747b0c06220ee10cbdfe1cbde8cbb0677b1b074"
-  integrity sha512-umKAoTX32yXzErpIksPHodFc/5y8bmZMnOl6hWy5Vd8xId4+HKFUOyEiN16Y97zMwFRysRpcrR6wBejfqc6Bmg==
+"@ethereumjs/block@^3.5.0", "@ethereumjs/block@^3.6.0", "@ethereumjs/block@^3.6.1":
+  version "3.6.1"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/block/-/block-3.6.1.tgz#50574d3e993ae247dcfe2abbdb91d2a4a22accb9"
+  integrity sha512-o5d/zpGl4SdVfdTfrsq9ZgYMXddc0ucKMiFW5OphBCX+ep4xzYnSjboFcZXT2V/tcSBr84VrKWWp21CGVb3DGw==
   dependencies:
-    "@ethereumjs/common" "^2.4.0"
-    "@ethereumjs/tx" "^3.3.0"
-    ethereumjs-util "^7.1.0"
-    merkle-patricia-tree "^4.2.0"
+    "@ethereumjs/common" "^2.6.1"
+    "@ethereumjs/tx" "^3.5.0"
+    ethereumjs-util "^7.1.4"
+    merkle-patricia-tree "^4.2.3"
 
-"@ethereumjs/blockchain@^5.4.0":
-  version "5.4.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/blockchain/-/blockchain-5.4.0.tgz#28d712627d3442b2bb1f50dd5acba7cde1021993"
-  integrity sha512-wAuKLaew6PL52kH8YPXO7PbjjKV12jivRSyHQehkESw4slSLLfYA6Jv7n5YxyT2ajD7KNMPVh7oyF/MU6HcOvg==
+"@ethereumjs/blockchain@^5.5.0", "@ethereumjs/blockchain@^5.5.1":
+  version "5.5.1"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/blockchain/-/blockchain-5.5.1.tgz#60f1f50592c06cc47e1704800b88b7d32f609742"
+  integrity sha512-JS2jeKxl3tlaa5oXrZ8mGoVBCz6YqsGG350XVNtHAtNZXKk7pU3rH4xzF2ru42fksMMqzFLzKh9l4EQzmNWDqA==
   dependencies:
-    "@ethereumjs/block" "^3.4.0"
-    "@ethereumjs/common" "^2.4.0"
-    "@ethereumjs/ethash" "^1.0.0"
+    "@ethereumjs/block" "^3.6.0"
+    "@ethereumjs/common" "^2.6.0"
+    "@ethereumjs/ethash" "^1.1.0"
     debug "^2.2.0"
-    ethereumjs-util "^7.1.0"
+    ethereumjs-util "^7.1.3"
     level-mem "^5.0.1"
     lru-cache "^5.1.1"
-    rlp "^2.2.4"
     semaphore-async-await "^1.5.1"
 
 "@ethereumjs/common@^2.3.0", "@ethereumjs/common@^2.4.0":
@@ -583,17 +582,26 @@
     crc-32 "^1.2.0"
     ethereumjs-util "^7.1.0"
 
-"@ethereumjs/ethash@^1.0.0":
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/ethash/-/ethash-1.0.0.tgz#4e77f85b37be1ade5393e8719bdabac3e796ddaa"
-  integrity sha512-iIqnGG6NMKesyOxv2YctB2guOVX18qMAWlj3QlZyrc+GqfzLqoihti+cVNQnyNxr7eYuPdqwLQOFuPe6g/uKjw==
+"@ethereumjs/common@^2.6.0", "@ethereumjs/common@^2.6.1", "@ethereumjs/common@^2.6.2":
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/common/-/common-2.6.2.tgz#eb006c9329c75c80f634f340dc1719a5258244df"
+  integrity sha512-vDwye5v0SVeuDky4MtKsu+ogkH2oFUV8pBKzH/eNBzT8oI91pKa8WyzDuYuxOQsgNgv5R34LfFDh2aaw3H4HbQ==
   dependencies:
+    crc-32 "^1.2.0"
+    ethereumjs-util "^7.1.4"
+
+"@ethereumjs/ethash@^1.1.0":
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/ethash/-/ethash-1.1.0.tgz#7c5918ffcaa9cb9c1dc7d12f77ef038c11fb83fb"
+  integrity sha512-/U7UOKW6BzpA+Vt+kISAoeDie1vAvY4Zy2KF5JJb+So7+1yKmJeJEHOGSnQIj330e9Zyl3L5Nae6VZyh2TJnAA==
+  dependencies:
+    "@ethereumjs/block" "^3.5.0"
     "@types/levelup" "^4.3.0"
     buffer-xor "^2.0.1"
-    ethereumjs-util "^7.0.7"
+    ethereumjs-util "^7.1.1"
     miller-rabin "^4.0.0"
 
-"@ethereumjs/tx@^3.2.1", "@ethereumjs/tx@^3.3.0":
+"@ethereumjs/tx@^3.2.1":
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/@ethereumjs/tx/-/tx-3.3.0.tgz#14ed1b7fa0f28e1cd61e3ecbdab824205f6a4378"
   integrity sha512-yTwEj2lVzSMgE6Hjw9Oa1DZks/nKTWM8Wn4ykDNapBPua2f4nXO3qKnni86O6lgDj5fVNRqbDsD0yy7/XNGDEA==
@@ -601,24 +609,31 @@
     "@ethereumjs/common" "^2.4.0"
     ethereumjs-util "^7.1.0"
 
-"@ethereumjs/vm@^5.5.2":
-  version "5.5.2"
-  resolved "https://registry.yarnpkg.com/@ethereumjs/vm/-/vm-5.5.2.tgz#918a2c1000aaa9fdbe6007a4fdc2c62833122adf"
-  integrity sha512-AydZ4wfvZAsBuFzs3xVSA2iU0hxhL8anXco3UW3oh9maVC34kTEytOfjHf06LTEfN0MF9LDQ4ciLa7If6ZN/sg==
+"@ethereumjs/tx@^3.4.0", "@ethereumjs/tx@^3.5.0":
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/tx/-/tx-3.5.0.tgz#783b0aeb08518b9991b23f5155763bbaf930a037"
+  integrity sha512-/+ZNbnJhQhXC83Xuvy6I9k4jT5sXiV0tMR9C+AzSSpcCV64+NB8dTE1m3x98RYMqb8+TLYWA+HML4F5lfXTlJw==
   dependencies:
-    "@ethereumjs/block" "^3.4.0"
-    "@ethereumjs/blockchain" "^5.4.0"
-    "@ethereumjs/common" "^2.4.0"
-    "@ethereumjs/tx" "^3.3.0"
+    "@ethereumjs/common" "^2.6.1"
+    ethereumjs-util "^7.1.4"
+
+"@ethereumjs/vm@^5.6.0":
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/@ethereumjs/vm/-/vm-5.7.1.tgz#3bf757fbad0081838ccb4f22003cd73319ab3616"
+  integrity sha512-NiFm5FMaeDGZ9ojBL+Y9Y/xhW6S4Fgez+zPBM402T5kLsfeAR9mrRVckYhvkGVJ6FMwsY820CLjYP5OVwMjLTg==
+  dependencies:
+    "@ethereumjs/block" "^3.6.1"
+    "@ethereumjs/blockchain" "^5.5.1"
+    "@ethereumjs/common" "^2.6.2"
+    "@ethereumjs/tx" "^3.5.0"
     async-eventemitter "^0.2.4"
     core-js-pure "^3.0.1"
-    debug "^2.2.0"
-    ethereumjs-util "^7.1.0"
+    debug "^4.3.3"
+    ethereumjs-util "^7.1.4"
     functional-red-black-tree "^1.0.1"
     mcl-wasm "^0.7.1"
-    merkle-patricia-tree "^4.2.0"
+    merkle-patricia-tree "^4.2.3"
     rustbn.js "~0.2.0"
-    util.promisify "^1.0.1"
 
 "@ethersproject/abi@5.0.0-beta.153":
   version "5.0.0-beta.153"
@@ -2221,6 +2236,17 @@
     globby "^11.0.0"
     read-yaml-file "^1.1.0"
 
+"@metamask/eth-sig-util@^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/@metamask/eth-sig-util/-/eth-sig-util-4.0.0.tgz#11553ba06de0d1352332c1bde28c8edd00e0dcf6"
+  integrity sha512-LczOjjxY4A7XYloxzyxJIHONELmUxVZncpOLoClpEcTiebiVdM46KRPYXGuULro9oNNR2xdVx3yoKiQjdfWmoA==
+  dependencies:
+    ethereumjs-abi "^0.6.8"
+    ethereumjs-util "^6.2.1"
+    ethjs-util "^0.1.6"
+    tweetnacl "^1.0.3"
+    tweetnacl-util "^0.15.1"
+
 "@nodelib/fs.scandir@2.1.5":
   version "2.1.5"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz#7619c2eb21b25483f6d167548b4cfd5a7488c3d5"
@@ -2681,11 +2707,6 @@
   dependencies:
     "@sinonjs/commons" "^1.7.0"
 
-"@solidity-parser/parser@^0.11.0":
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.11.1.tgz#fa840af64840c930f24a9c82c08d4a092a068add"
-  integrity sha512-H8BSBoKE8EubJa0ONqecA2TviT3TnHeC4NpgnAHSUiuhZoQBfPB4L2P9bs8R6AoTW10Endvh3vc+fomVMIDIYQ==
-
 "@solidity-parser/parser@^0.12.0":
   version "0.12.2"
   resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.12.2.tgz#1afad367cb29a2ed8cdd4a3a62701c2821fb578f"
@@ -2698,10 +2719,10 @@
   dependencies:
     antlr4ts "^0.5.0-alpha.4"
 
-"@solidity-parser/parser@^0.14.0":
-  version "0.14.0"
-  resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.14.0.tgz#d51f074efb0acce0e953ec48133561ed710cebc0"
-  integrity sha512-cX0JJRcmPtNUJpzD2K7FdA7qQsTOk1UZnFx2k7qAg9ZRvuaH5NBe5IEdBMXGlmf2+FmjhqbygJ26H8l2SV7aKQ==
+"@solidity-parser/parser@^0.14.1":
+  version "0.14.1"
+  resolved "https://registry.yarnpkg.com/@solidity-parser/parser/-/parser-0.14.1.tgz#179afb29f4e295a77cc141151f26b3848abc3c46"
+  integrity sha512-eLjj2L6AuQjBB6s/ibwCAc0DwrR5Ge+ys+wgWo+bviU7fV2nTMQhU63CGaDKXg9iTmMxwhkyoggdIR7ZGRfMgw==
   dependencies:
     antlr4ts "^0.5.0-alpha.4"
 
@@ -5058,6 +5079,21 @@ chokidar@3.5.1:
   optionalDependencies:
     fsevents "~2.3.1"
 
+chokidar@3.5.3:
+  version "3.5.3"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.3.tgz#1cf37c8707b932bd1af1ae22c0432e2acd1903bd"
+  integrity sha512-Dr3sfKRP6oTcjf2JmUmFJfeVMvXBdegxB0iVQ5eb2V10uFJUCAS8OByZdVAyVb8xXNz3GjjTgj9kLWsZTqE6kw==
+  dependencies:
+    anymatch "~3.1.2"
+    braces "~3.0.2"
+    glob-parent "~5.1.2"
+    is-binary-path "~2.1.0"
+    is-glob "~4.0.1"
+    normalize-path "~3.0.0"
+    readdirp "~3.6.0"
+  optionalDependencies:
+    fsevents "~2.3.2"
+
 chokidar@^3.4.0, chokidar@^3.4.3, chokidar@^3.5.2:
   version "3.5.2"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.2.tgz#dba3976fcadb016f66fd365021d91600d01c1e75"
@@ -5833,6 +5869,13 @@ debug@4.3.1:
   dependencies:
     ms "2.1.2"
 
+debug@4.3.3, debug@^4.3.3:
+  version "4.3.3"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.3.tgz#04266e0b70a98d4462e6e288e38259213332b664"
+  integrity sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==
+  dependencies:
+    ms "2.1.2"
+
 debug@^3.1.0, debug@^3.2.7:
   version "3.2.7"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.7.tgz#72580b7e9145fb39b6676f9c5e5fb100b934179a"
@@ -6858,16 +6901,6 @@ eth-sig-util@^1.4.2:
     ethereumjs-abi "git+https://github.com/ethereumjs/ethereumjs-abi.git"
     ethereumjs-util "^5.1.1"
 
-eth-sig-util@^2.5.2:
-  version "2.5.4"
-  resolved "https://registry.yarnpkg.com/eth-sig-util/-/eth-sig-util-2.5.4.tgz#577b01fe491b6bf59b0464be09633e20c1677bc5"
-  integrity sha512-aCMBwp8q/4wrW4QLsF/HYBOSA7TpLKmkVwP3pYQNkEEseW2Rr8Z5Uxc9/h6HX+OG3tuHo+2bINVSihIeBfym6A==
-  dependencies:
-    ethereumjs-abi "0.6.8"
-    ethereumjs-util "^5.1.1"
-    tweetnacl "^1.0.3"
-    tweetnacl-util "^0.15.0"
-
 eth-tx-summary@^3.1.2:
   version "3.2.4"
   resolved "https://registry.yarnpkg.com/eth-tx-summary/-/eth-tx-summary-3.2.4.tgz#e10eb95eb57cdfe549bf29f97f1e4f1db679035c"
@@ -7061,7 +7094,7 @@ ethereumjs-util@6.2.0:
     rlp "^2.2.3"
     secp256k1 "^3.0.1"
 
-ethereumjs-util@6.2.1, ethereumjs-util@^6.0.0, ethereumjs-util@^6.1.0, ethereumjs-util@^6.2.0:
+ethereumjs-util@6.2.1, ethereumjs-util@^6.0.0, ethereumjs-util@^6.1.0, ethereumjs-util@^6.2.0, ethereumjs-util@^6.2.1:
   version "6.2.1"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz#fcb4e4dd5ceacb9d2305426ab1a5cd93e3163b69"
   integrity sha512-W2Ktez4L01Vexijrm5EB6w7dg4n/TgpoYU4avuT5T3Vmnw/eCRtiBrJfQYS/DCSvDIOLn2k57GcHdeBcgVxAqw==
@@ -7098,7 +7131,7 @@ ethereumjs-util@^5.0.0, ethereumjs-util@^5.0.1, ethereumjs-util@^5.1.1, ethereum
     rlp "^2.0.0"
     safe-buffer "^5.1.1"
 
-ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.2, ethereumjs-util@^7.0.7, ethereumjs-util@^7.1.0:
+ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.2, ethereumjs-util@^7.1.0:
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-7.1.0.tgz#e2b43a30bfcdbcb432a4eb42bd5f2393209b3fd5"
   integrity sha512-kR+vhu++mUDARrsMMhsjjzPduRVAeundLGXucGRHF3B4oEltOUspfgCVco4kckucj3FMlLaZHUl9n7/kdmr6Tw==
@@ -7110,6 +7143,17 @@ ethereumjs-util@^7.0.10, ethereumjs-util@^7.0.2, ethereumjs-util@^7.0.7, ethereu
     ethjs-util "0.1.6"
     rlp "^2.2.4"
 
+ethereumjs-util@^7.1.1, ethereumjs-util@^7.1.3, ethereumjs-util@^7.1.4:
+  version "7.1.4"
+  resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-7.1.4.tgz#a6885bcdd92045b06f596c7626c3e89ab3312458"
+  integrity sha512-p6KmuPCX4mZIqsQzXfmSx9Y0l2hqf+VkAiwSisW3UKUFdk8ZkAt+AYaor83z2nSi6CU2zSsXMlD80hAbNEGM0A==
+  dependencies:
+    "@types/bn.js" "^5.1.0"
+    bn.js "^5.1.2"
+    create-hash "^1.1.2"
+    ethereum-cryptography "^0.1.3"
+    rlp "^2.2.4"
+
 ethereumjs-vm@4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/ethereumjs-vm/-/ethereumjs-vm-4.2.0.tgz#e885e861424e373dbc556278f7259ff3fca5edab"
@@ -7258,7 +7302,7 @@ ethjs-unit@0.1.6:
     bn.js "4.11.6"
     number-to-bn "1.7.0"
 
-ethjs-util@0.1.6, ethjs-util@^0.1.3:
+ethjs-util@0.1.6, ethjs-util@^0.1.3, ethjs-util@^0.1.6:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/ethjs-util/-/ethjs-util-0.1.6.tgz#f308b62f185f9fe6237132fb2a9818866a5cd536"
   integrity sha512-CUnVOQq7gSpDHZVVrQW8ExxUETWrnrvXYvYz55wOU8Uj4VCgw56XC2B/fVqQN+f7gmrnRHSLVnFAwsCuNwji8w==
@@ -8198,6 +8242,18 @@ glob@7.1.6:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@7.2.0, glob@^7.2.0:
+  version "7.2.0"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.2.0.tgz#d15535af7732e02e948f4c41628bd910293f6023"
+  integrity sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 glob@^5.0.15:
   version "5.0.15"
   resolved "https://registry.yarnpkg.com/glob/-/glob-5.0.15.tgz#1bc936b9e02f4a603fcc222ecf7633d30b8b93b1"
@@ -8221,18 +8277,6 @@ glob@^7.0.0, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, gl
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.2.0:
-  version "7.2.0"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.2.0.tgz#d15535af7732e02e948f4c41628bd910293f6023"
-  integrity sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==
-  dependencies:
-    fs.realpath "^1.0.0"
-    inflight "^1.0.4"
-    inherits "2"
-    minimatch "^3.0.4"
-    once "^1.3.0"
-    path-is-absolute "^1.0.0"
-
 global-modules@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/global-modules/-/global-modules-2.0.0.tgz#997605ad2345f27f51539bea26574421215c7780"
@@ -8431,76 +8475,25 @@ hardhat-watcher@^2.1.1:
   dependencies:
     chokidar "^3.4.3"
 
-hardhat@^2.3.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.6.1.tgz#4553ca555c1ba8ed7c3c5a5a93e6082a2869b3ae"
-  integrity sha512-0LozdYbPsiTc6ZXsfDQUTV3L0p4CMO5TRbd5qmeWiCYGmhd+7Mvdg4N+nA8w0g3gZ2OKFUmHIYlAbExI488ceQ==
-  dependencies:
-    "@ethereumjs/block" "^3.4.0"
-    "@ethereumjs/blockchain" "^5.4.0"
-    "@ethereumjs/common" "^2.4.0"
-    "@ethereumjs/tx" "^3.3.0"
-    "@ethereumjs/vm" "^5.5.2"
-    "@ethersproject/abi" "^5.1.2"
-    "@sentry/node" "^5.18.1"
-    "@solidity-parser/parser" "^0.11.0"
-    "@types/bn.js" "^5.1.0"
-    "@types/lru-cache" "^5.1.0"
-    abort-controller "^3.0.0"
-    adm-zip "^0.4.16"
-    ansi-escapes "^4.3.0"
-    chalk "^2.4.2"
-    chokidar "^3.4.0"
-    ci-info "^2.0.0"
-    debug "^4.1.1"
-    enquirer "^2.3.0"
-    env-paths "^2.2.0"
-    eth-sig-util "^2.5.2"
-    ethereum-cryptography "^0.1.2"
-    ethereumjs-abi "^0.6.8"
-    ethereumjs-util "^7.1.0"
-    find-up "^2.1.0"
-    fp-ts "1.19.3"
-    fs-extra "^7.0.1"
-    glob "^7.1.3"
-    https-proxy-agent "^5.0.0"
-    immutable "^4.0.0-rc.12"
-    io-ts "1.10.4"
-    lodash "^4.17.11"
-    merkle-patricia-tree "^4.2.0"
-    mnemonist "^0.38.0"
-    mocha "^7.1.2"
-    node-fetch "^2.6.0"
-    qs "^6.7.0"
-    raw-body "^2.4.1"
-    resolve "1.17.0"
-    semver "^6.3.0"
-    slash "^3.0.0"
-    solc "0.7.3"
-    source-map-support "^0.5.13"
-    stacktrace-parser "^0.1.10"
-    "true-case-path" "^2.2.1"
-    tsort "0.0.1"
-    uuid "^3.3.2"
-    ws "^7.4.6"
-
-hardhat@^2.7.0:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.7.0.tgz#d8f01bc07bdd88ccaa00719ddb18618bc59a73b5"
-  integrity sha512-DqweY3KH5gwExoZ8EtsAfioj0Hk0NBXWXT3fMXWkiQNfyYBoZLrqdPNkbJ/E2LD4mZ+BKF7v/1chYR9ZCn2Z+g==
+hardhat@^2.9.2:
+  version "2.9.2"
+  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.9.2.tgz#123f3fed6810ef8637b127b73ca44bb9c9efc249"
+  integrity sha512-elTcUK1EdFverWinybQ+DoJzsM6sgiHUYs0ZYNNXMfESty6ESHiFSwkfJsC88/q09vmIz6YVaMh73BYnYd+feQ==
   dependencies:
-    "@ethereumjs/block" "^3.4.0"
-    "@ethereumjs/blockchain" "^5.4.0"
-    "@ethereumjs/common" "^2.4.0"
-    "@ethereumjs/tx" "^3.3.0"
-    "@ethereumjs/vm" "^5.5.2"
+    "@ethereumjs/block" "^3.6.0"
+    "@ethereumjs/blockchain" "^5.5.0"
+    "@ethereumjs/common" "^2.6.0"
+    "@ethereumjs/tx" "^3.4.0"
+    "@ethereumjs/vm" "^5.6.0"
     "@ethersproject/abi" "^5.1.2"
+    "@metamask/eth-sig-util" "^4.0.0"
     "@sentry/node" "^5.18.1"
-    "@solidity-parser/parser" "^0.14.0"
+    "@solidity-parser/parser" "^0.14.1"
     "@types/bn.js" "^5.1.0"
     "@types/lru-cache" "^5.1.0"
     abort-controller "^3.0.0"
     adm-zip "^0.4.16"
+    aggregate-error "^3.0.0"
     ansi-escapes "^4.3.0"
     chalk "^2.4.2"
     chokidar "^3.4.0"
@@ -8508,22 +8501,20 @@ hardhat@^2.7.0:
     debug "^4.1.1"
     enquirer "^2.3.0"
     env-paths "^2.2.0"
-    eth-sig-util "^2.5.2"
     ethereum-cryptography "^0.1.2"
     ethereumjs-abi "^0.6.8"
-    ethereumjs-util "^7.1.0"
+    ethereumjs-util "^7.1.3"
     find-up "^2.1.0"
     fp-ts "1.19.3"
     fs-extra "^7.0.1"
     glob "^7.1.3"
-    https-proxy-agent "^5.0.0"
     immutable "^4.0.0-rc.12"
     io-ts "1.10.4"
     lodash "^4.17.11"
-    merkle-patricia-tree "^4.2.0"
+    merkle-patricia-tree "^4.2.2"
     mnemonist "^0.38.0"
-    mocha "^7.1.2"
-    node-fetch "^2.6.0"
+    mocha "^9.2.0"
+    p-map "^4.0.0"
     qs "^6.7.0"
     raw-body "^2.4.1"
     resolve "1.17.0"
@@ -8534,6 +8525,7 @@ hardhat@^2.7.0:
     stacktrace-parser "^0.1.10"
     "true-case-path" "^2.2.1"
     tsort "0.0.1"
+    undici "^4.14.1"
     uuid "^8.3.2"
     ws "^7.4.6"
 
@@ -9593,6 +9585,13 @@ js-yaml@4.0.0:
   dependencies:
     argparse "^2.0.1"
 
+js-yaml@4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.1.0.tgz#c1fb65f8f5017901cdd2c951864ba18458a10602"
+  integrity sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==
+  dependencies:
+    argparse "^2.0.1"
+
 jsbi@^3.1.4:
   version "3.2.5"
   resolved "https://registry.yarnpkg.com/jsbi/-/jsbi-3.2.5.tgz#b37bb90e0e5c2814c1c2a1bcd8c729888a2e37d6"
@@ -10348,7 +10347,7 @@ log-symbols@4.0.0:
   dependencies:
     chalk "^4.0.0"
 
-log-symbols@^4.1.0:
+log-symbols@4.1.0, log-symbols@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-4.1.0.tgz#3fbdbb95b4683ac9fc785111e792e558d4abd503"
   integrity sha512-8XPvpAA8uyhfteu8pIvQxpJZ7SYYdpUivZpGy6sFsBuKRY/7rQGavedeB8aK+Zkyq6upMFVL/9AW6vOYzfRyLg==
@@ -10730,7 +10729,7 @@ merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
     rlp "^2.0.0"
     semaphore ">=1.0.1"
 
-merkle-patricia-tree@^4.0.0, merkle-patricia-tree@^4.2.0:
+merkle-patricia-tree@^4.0.0:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-4.2.1.tgz#fc43e7b162e597a0720ccdd702bf1d49765691d2"
   integrity sha512-25reMgrT8PhJy0Ba0U7fMZD2oobS1FPWB9vQa0uBpJYIQYYuFXEHoqEkTqA/UzX+s9br3pmUVVY/TOsFt/x0oQ==
@@ -10743,6 +10742,18 @@ merkle-patricia-tree@^4.0.0, merkle-patricia-tree@^4.2.0:
     rlp "^2.2.4"
     semaphore-async-await "^1.5.1"
 
+merkle-patricia-tree@^4.2.2, merkle-patricia-tree@^4.2.3:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-4.2.3.tgz#b4e5d485d231f02b255ed79a7852f9d12ee0c09f"
+  integrity sha512-S4xevdXl5KvdBGgUxhQcxoep0onqXiIhzfwZp4M78kIuJH3Pu9o9IUgqhzSFOR2ykLO6t265026Xb6PY0q2UFQ==
+  dependencies:
+    "@types/levelup" "^4.3.0"
+    ethereumjs-util "^7.1.4"
+    level-mem "^5.0.1"
+    level-ws "^2.0.0"
+    readable-stream "^3.6.0"
+    semaphore-async-await "^1.5.1"
+
 merkletreejs@^0.2.18:
   version "0.2.24"
   resolved "https://registry.yarnpkg.com/merkletreejs/-/merkletreejs-0.2.24.tgz#6dc52b3e0946846c25816216f1b60094a18a5e7a"
@@ -11027,7 +11038,7 @@ mnemonist@^0.38.0:
   dependencies:
     obliterator "^1.6.1"
 
-mocha@^7.1.1, mocha@^7.1.2:
+mocha@^7.1.1:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-7.2.0.tgz#01cc227b00d875ab1eed03a75106689cfed5a604"
   integrity sha512-O9CIypScywTVpNaRrCAgoUnJgozpIofjKUYmJhiCIJMiuYnLI6otcb1/kpW9/n/tJODHGZ7i8aLQoDVsMtOKQQ==
@@ -11088,6 +11099,36 @@ mocha@^8.4.0:
     yargs-parser "20.2.4"
     yargs-unparser "2.0.0"
 
+mocha@^9.2.0:
+  version "9.2.1"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-9.2.1.tgz#a1abb675aa9a8490798503af57e8782a78f1338e"
+  integrity sha512-T7uscqjJVS46Pq1XDXyo9Uvey9gd3huT/DD9cYBb4K2Xc/vbKRPUWK067bxDQRK0yIz6Jxk73IrnimvASzBNAQ==
+  dependencies:
+    "@ungap/promise-all-settled" "1.1.2"
+    ansi-colors "4.1.1"
+    browser-stdout "1.3.1"
+    chokidar "3.5.3"
+    debug "4.3.3"
+    diff "5.0.0"
+    escape-string-regexp "4.0.0"
+    find-up "5.0.0"
+    glob "7.2.0"
+    growl "1.10.5"
+    he "1.2.0"
+    js-yaml "4.1.0"
+    log-symbols "4.1.0"
+    minimatch "3.0.4"
+    ms "2.1.3"
+    nanoid "3.2.0"
+    serialize-javascript "6.0.0"
+    strip-json-comments "3.1.1"
+    supports-color "8.1.1"
+    which "2.0.2"
+    workerpool "6.2.0"
+    yargs "16.2.0"
+    yargs-parser "20.2.4"
+    yargs-unparser "2.0.0"
+
 mock-fs@^4.1.0:
   version "4.14.0"
   resolved "https://registry.yarnpkg.com/mock-fs/-/mock-fs-4.14.0.tgz#ce5124d2c601421255985e6e94da80a7357b1b18"
@@ -11213,6 +11254,11 @@ nanoid@3.1.20:
   resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.20.tgz#badc263c6b1dcf14b71efaa85f6ab4c1d6cfc788"
   integrity sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw==
 
+nanoid@3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.2.0.tgz#62667522da6673971cca916a6d3eff3f415ff80c"
+  integrity sha512-fmsZYa9lpn69Ad5eDn7FMcnnSR+8R34W9qJEijxYhTbfOWzr22n1QxCMzXLK+ODyW2973V3Fux959iQoUxzUIA==
+
 nanomatch@^1.2.9:
   version "1.2.13"
   resolved "https://registry.yarnpkg.com/nanomatch/-/nanomatch-1.2.13.tgz#b87a8aa4fc0de8fe6be88895b38983ff265bd119"
@@ -13605,6 +13651,13 @@ serialize-javascript@5.0.1:
   dependencies:
     randombytes "^2.1.0"
 
+serialize-javascript@6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-6.0.0.tgz#efae5d88f45d7924141da8b5c3a7a7e663fefeb8"
+  integrity sha512-Qr3TosvguFt8ePWqsvRfrKyQXIiW+nGbYpy8XK24NQHE83caxWt+mIymTT19DGFbNWNLfEwsrkSmN64lVWB9ag==
+  dependencies:
+    randombytes "^2.1.0"
+
 serve-static@1.14.1:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.14.1.tgz#666e636dc4f010f7ef29970a88a674320898b2f9"
@@ -15031,7 +15084,7 @@ tunnel-agent@^0.6.0:
   dependencies:
     safe-buffer "^5.0.1"
 
-tweetnacl-util@^0.15.0:
+tweetnacl-util@^0.15.0, tweetnacl-util@^0.15.1:
   version "0.15.1"
   resolved "https://registry.yarnpkg.com/tweetnacl-util/-/tweetnacl-util-0.15.1.tgz#b80fcdb5c97bcc508be18c44a4be50f022eea00b"
   integrity sha512-RKJBIj8lySrShN4w6i/BonWp2Z/uxwC3h4y7xsRrpP59ZboCd0GpEVsOnMDYLMmKBpYhb5TgHzZXy7wTfYFBRw==
@@ -15242,6 +15295,11 @@ underscore@1.9.1:
   resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.9.1.tgz#06dce34a0e68a7babc29b365b8e74b8925203961"
   integrity sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==
 
+undici@^4.14.1:
+  version "4.15.0"
+  resolved "https://registry.yarnpkg.com/undici/-/undici-4.15.0.tgz#507ec94bce46bec5c76e934938c50b825eda8258"
+  integrity sha512-kHppwh/y49FLEXl/zYCCbGB0D3nrcWNBczNYCsDdNYzWPs80aQgfKic1PVkJEIc2YlR7m0Lf5i559zbr0AA7FQ==
+
 union-value@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/union-value/-/union-value-1.0.1.tgz#0b6fe7b835aecda61c6ea4d4f02c14221e109847"
@@ -15410,7 +15468,7 @@ util-promisify@^2.1.0:
   dependencies:
     object.getownpropertydescriptors "^2.0.3"
 
-util.promisify@^1.0.0, util.promisify@^1.0.1:
+util.promisify@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/util.promisify/-/util.promisify-1.1.1.tgz#77832f57ced2c9478174149cae9b96e9918cd54b"
   integrity sha512-/s3UsZUrIfa6xDhr7zZhnE9SLQ5RIXyYfiVnMMyMDzOc8WhWN4Nbh36H842OyurKbCDAesZOJaVyvmSl6fhGQw==
@@ -16158,6 +16216,11 @@ workerpool@6.1.0:
   resolved "https://registry.yarnpkg.com/workerpool/-/workerpool-6.1.0.tgz#a8e038b4c94569596852de7a8ea4228eefdeb37b"
   integrity sha512-toV7q9rWNYha963Pl/qyeZ6wG+3nnsyvolaNUS8+R5Wtw6qJPTxIlOP1ZSvcGhEJw+l3HMMmtiNo9Gl61G4GVg==
 
+workerpool@6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/workerpool/-/workerpool-6.2.0.tgz#827d93c9ba23ee2019c3ffaff5c27fccea289e8b"
+  integrity sha512-Rsk5qQHJ9eowMH28Jwhe8HEbmdYDX4lwoMWshiCXugjtHqMD9ZbiqSDLxcsfdqsETPzVUtX5s1Z5kStiIM6l4A==
+
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"