diff --git a/cypress-custom/integration/fee.test.ts b/cypress-custom/integration/fee.test.ts
index df336221c8..7b6048d6d7 100644
--- a/cypress-custom/integration/fee.test.ts
+++ b/cypress-custom/integration/fee.test.ts
@@ -1,5 +1,5 @@
 import { WETH9 as WETH } from '@uniswap/sdk-core'
-import { GetQuoteResponse } from '@gnosis.pm/gp-v2-contracts'
+import { GetQuoteResponse } from '@cowprotocol/contracts'
 import { parseUnits } from 'ethers/lib/utils'
 
 const DAI = '0xc7AD46e0b8a400Bb3C915120d284AafbA8fc4735'
diff --git a/package.json b/package.json
index 13cad958ad..686263884b 100644
--- a/package.json
+++ b/package.json
@@ -190,6 +190,7 @@
   "license": "GPL-3.0-or-later",
   "dependencies": {
     "@babel/runtime": "^7.17.0",
+    "@cowprotocol/contracts": "^1.1.3-RC.0",
     "@davatar/react": "1.8.1",
     "@ethersproject/abi": "^5.4.1",
     "@ethersproject/abstract-provider": "^5.4.1",
@@ -210,7 +211,6 @@
     "@fontsource/inter": "^4.5.1",
     "@gnosis.pm/cow-runner-game": "^0.2.9",
     "@gnosis.pm/dex-js": "^0.14.0",
-    "@gnosis.pm/gp-v2-contracts": "^1.1.2",
     "@gnosis.pm/safe-apps-web3-react": "^0.6.0",
     "@gnosis.pm/safe-service-client": "^0.1.1",
     "@lingui/cli": "^3.9.0",
diff --git a/src/custom/api/gnosisProtocol/api.ts b/src/custom/api/gnosisProtocol/api.ts
index cefb2946a5..c7bc149f4e 100644
--- a/src/custom/api/gnosisProtocol/api.ts
+++ b/src/custom/api/gnosisProtocol/api.ts
@@ -1,5 +1,5 @@
 import { SupportedChainId as ChainId, SupportedChainId } from 'constants/chains'
-import { OrderKind, QuoteQuery } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind, QuoteQuery } from '@cowprotocol/contracts'
 import { stringify } from 'qs'
 import {
   getSigningSchemeApiValue,
diff --git a/src/custom/api/matcha-0x/index.ts b/src/custom/api/matcha-0x/index.ts
index c7acea9e54..6fdc52b2d6 100644
--- a/src/custom/api/matcha-0x/index.ts
+++ b/src/custom/api/matcha-0x/index.ts
@@ -1,4 +1,4 @@
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 
 import { NetworkID } from 'paraswap'
 import { SupportedChainId as ChainId } from 'constants/chains'
diff --git a/src/custom/api/paraswap/index.ts b/src/custom/api/paraswap/index.ts
index fa09c7ba9d..78a370b3f3 100644
--- a/src/custom/api/paraswap/index.ts
+++ b/src/custom/api/paraswap/index.ts
@@ -1,4 +1,4 @@
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 
 import { ParaSwap, SwapSide, NetworkID } from 'paraswap'
 import { OptimalRate } from 'paraswap-core'
diff --git a/src/custom/components/Version/index.tsx b/src/custom/components/Version/index.tsx
index 1c017f0245..54af2fbc55 100644
--- a/src/custom/components/Version/index.tsx
+++ b/src/custom/components/Version/index.tsx
@@ -2,7 +2,7 @@ import styled from 'styled-components/macro'
 import { ExternalLink, ThemedText } from 'theme'
 
 import { version as WEB_VERSION } from '@src/../package.json'
-import { version as CONTRACTS_VERSION } from '@gnosis.pm/gp-v2-contracts/package.json'
+import { version as CONTRACTS_VERSION } from '@cowprotocol/contracts/package.json'
 import { SupportedChainId as ChainId } from 'constants/chains'
 import { getEtherscanLink } from 'utils'
 import { CODE_LINK, GP_VAULT_RELAYER, GP_SETTLEMENT_CONTRACT_ADDRESS } from 'constants/index'
diff --git a/src/custom/constants/index.ts b/src/custom/constants/index.ts
index 29c0710a65..16ddf74b8e 100644
--- a/src/custom/constants/index.ts
+++ b/src/custom/constants/index.ts
@@ -1,6 +1,6 @@
 import { Token, Fraction, Percent } from '@uniswap/sdk-core'
 
-import { GPv2Settlement, GPv2VaultRelayer } from '@gnosis.pm/gp-v2-contracts/networks.json'
+import { GPv2Settlement, GPv2VaultRelayer } from '@cowprotocol/contracts/networks.json'
 import { WalletInfo, SUPPORTED_WALLETS as SUPPORTED_WALLETS_UNISWAP } from 'constants/wallet'
 
 import { SupportedChainId as ChainId } from 'constants/chains'
diff --git a/src/custom/hooks/usePriceImpact/useQuoteAndSwap.ts b/src/custom/hooks/usePriceImpact/useQuoteAndSwap.ts
index c9b3d977e0..cfd6328b4c 100644
--- a/src/custom/hooks/usePriceImpact/useQuoteAndSwap.ts
+++ b/src/custom/hooks/usePriceImpact/useQuoteAndSwap.ts
@@ -1,5 +1,5 @@
 import { useEffect, useState } from 'react'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 import { Currency, CurrencyAmount } from '@uniswap/sdk-core'
 
 import { useTradeExactInWithFee } from 'state/swap/extension'
diff --git a/src/custom/hooks/useSwapCallback.ts b/src/custom/hooks/useSwapCallback.ts
index 343c5e42c7..e36058fb49 100644
--- a/src/custom/hooks/useSwapCallback.ts
+++ b/src/custom/hooks/useSwapCallback.ts
@@ -13,7 +13,7 @@ import useENS from '@src/hooks/useENS'
 // import useTransactionDeadline from './useTransactionDeadline'
 
 // MOD
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 import { INITIAL_ALLOWED_SLIPPAGE_PERCENT, NATIVE_CURRENCY_BUY_TOKEN } from 'constants/index'
 import { AddOrderCallback, AddUnserialisedPendingOrderParams, useAddPendingOrder } from 'state/orders/hooks'
 import { useWrapEther, Wrap } from 'hooks/useWrapEther'
diff --git a/src/custom/state/orders/actions.ts b/src/custom/state/orders/actions.ts
index cda54d6b72..0502a467b7 100644
--- a/src/custom/state/orders/actions.ts
+++ b/src/custom/state/orders/actions.ts
@@ -6,7 +6,7 @@ import { SupportedChainId as ChainId } from 'constants/chains'
 import { SerializedToken } from '@src/state/user/actions'
 import { SafeMultisigTransactionResponse } from '@gnosis.pm/safe-service-client'
 import { BigNumberish } from '@ethersproject/bignumber'
-export { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+export { OrderKind } from '@cowprotocol/contracts'
 
 export enum OrderStatus {
   PENDING = 'pending',
diff --git a/src/custom/state/orders/updaters/UnfillableOrdersUpdater.ts b/src/custom/state/orders/updaters/UnfillableOrdersUpdater.ts
index ed56163745..4b474ed292 100644
--- a/src/custom/state/orders/updaters/UnfillableOrdersUpdater.ts
+++ b/src/custom/state/orders/updaters/UnfillableOrdersUpdater.ts
@@ -1,5 +1,5 @@
 import { useCallback, useEffect, useRef } from 'react'
-import { timestamp } from '@gnosis.pm/gp-v2-contracts'
+import { timestamp } from '@cowprotocol/contracts'
 
 import { useActiveWeb3React } from 'hooks/web3'
 
diff --git a/src/custom/state/orders/utils.ts b/src/custom/state/orders/utils.ts
index 1839c9fd3a..c37322d81b 100644
--- a/src/custom/state/orders/utils.ts
+++ b/src/custom/state/orders/utils.ts
@@ -1,4 +1,4 @@
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 import { Price } from '@uniswap/sdk-core'
 
 import { ONE_HUNDRED_PERCENT } from 'constants/misc'
diff --git a/src/custom/state/price/reducer.ts b/src/custom/state/price/reducer.ts
index 5f6ac9bafb..e08b60a9b2 100644
--- a/src/custom/state/price/reducer.ts
+++ b/src/custom/state/price/reducer.ts
@@ -1,6 +1,6 @@
 import { createReducer, PayloadAction, current } from '@reduxjs/toolkit'
 import { SupportedChainId as ChainId } from 'constants/chains'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 import { updateQuote, setQuoteError, getNewQuote, refreshQuote, QuoteError } from './actions'
 import { Writable } from 'custom/types'
 import { PrefillStateRequired } from '../orders/reducer'
diff --git a/src/custom/state/price/updater.ts b/src/custom/state/price/updater.ts
index 657533a75f..955ff39af6 100644
--- a/src/custom/state/price/updater.ts
+++ b/src/custom/state/price/updater.ts
@@ -4,7 +4,7 @@ import { DEFAULT_DECIMALS } from 'custom/constants'
 
 import { UnsupportedToken } from 'api/gnosisProtocol'
 import { FeeQuoteParams as FeeQuoteParamsFull } from 'utils/price'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 
 import { useSwapState } from 'state/swap/hooks'
 import tryParseCurrencyAmount from 'lib/utils/tryParseCurrencyAmount'
diff --git a/src/custom/state/swap/extension.ts b/src/custom/state/swap/extension.ts
index 082644396b..661f7f8c38 100644
--- a/src/custom/state/swap/extension.ts
+++ b/src/custom/state/swap/extension.ts
@@ -2,7 +2,7 @@ import { Currency, CurrencyAmount, TradeType } from '@uniswap/sdk-core'
 import JSBI from 'jsbi'
 import { QuoteInformationObject } from 'state/price/reducer'
 import TradeGp, { _constructTradePrice } from './TradeGp'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 
 interface TradeParams {
   parsedAmount?: CurrencyAmount<Currency>
diff --git a/src/custom/state/swap/trade.test.ts b/src/custom/state/swap/trade.test.ts
index 3268411afb..f9e33c48eb 100644
--- a/src/custom/state/swap/trade.test.ts
+++ b/src/custom/state/swap/trade.test.ts
@@ -1,7 +1,7 @@
 import { parseUnits } from '@ethersproject/units'
 import { DEFAULT_PRECISION, LONG_PRECISION } from 'constants/index'
 import { CurrencyAmount, Fraction, Price, Currency, Percent, Token, TradeType } from '@uniswap/sdk-core'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 import { stringToCurrency } from './extension'
 import { SupportedChainId as ChainId } from 'constants/chains'
 import { WRAPPED_NATIVE_CURRENCY as WETH } from 'constants/tokens'
diff --git a/src/custom/utils/misc.ts b/src/custom/utils/misc.ts
index 27b354e38c..a9ba71d054 100644
--- a/src/custom/utils/misc.ts
+++ b/src/custom/utils/misc.ts
@@ -1,6 +1,6 @@
 import { SupportedChainId as ChainId } from 'constants/chains'
 import { Market } from 'types/index'
-import { OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { OrderKind } from '@cowprotocol/contracts'
 
 export const isTruthy = <T>(value: T | null | undefined | false): value is T => !!value
 
diff --git a/src/custom/utils/price.ts b/src/custom/utils/price.ts
index 8998c0d4fb..d7a8c3b220 100644
--- a/src/custom/utils/price.ts
+++ b/src/custom/utils/price.ts
@@ -16,7 +16,7 @@ import {
 } from 'api/matcha-0x'
 
 import { OptimalRate } from 'paraswap-core'
-import { GetQuoteResponse, OrderKind } from '@gnosis.pm/gp-v2-contracts'
+import { GetQuoteResponse, OrderKind } from '@cowprotocol/contracts'
 import { ChainId } from 'state/lists/actions'
 import { toErc20Address } from 'utils/tokens'
 import { GpPriceStrategy } from 'hooks/useGetGpPriceStrategy'
@@ -45,7 +45,7 @@ export interface PriceInformation {
   amount: string | null
 }
 
-// GetQuoteResponse from @gnosis.pm/gp-v2-contracts types Timestamp and BigNumberish
+// GetQuoteResponse from @cowprotocol/contracts types Timestamp and BigNumberish
 // do not play well with our existing methods, using string instead
 export type SimpleGetQuoteResponse = Pick<GetQuoteResponse, 'from'> & {
   // We need to map BigNumberIsh and Timestamp to what we use: string
diff --git a/src/custom/utils/signatures.ts b/src/custom/utils/signatures.ts
index 6e27180e46..c1f648de0a 100644
--- a/src/custom/utils/signatures.ts
+++ b/src/custom/utils/signatures.ts
@@ -6,10 +6,10 @@ import {
   Order,
   OrderCancellation as OrderCancellationGp,
   Signature,
-  TypedDataV3Signer,
+  TypedDataVersionedSigner,
   IntChainIdTypedDataV4Signer,
   SigningScheme,
-} from '@gnosis.pm/gp-v2-contracts'
+} from '@cowprotocol/contracts'
 
 import { SupportedChainId as ChainId } from 'constants/chains'
 import { GP_SETTLEMENT_CONTRACT_ADDRESS } from 'constants/index'
@@ -137,7 +137,7 @@ async function _signPayload(
   payload: any,
   signFn: typeof _signOrder | typeof _signOrderCancellation,
   signer: Signer,
-  signingMethod: 'v4' | 'int_v4' | 'v3' | 'eth_sign' = 'v4'
+  signingMethod: 'default' | 'v4' | 'int_v4' | 'v3' | 'eth_sign' = 'v4'
 ): Promise<SigningResult> {
   const signingScheme = signingMethod === 'eth_sign' ? SigningScheme.ETHSIGN : SigningScheme.EIP712
   let signature: Signature | null = null
@@ -145,8 +145,11 @@ async function _signPayload(
   let _signer
   try {
     switch (signingMethod) {
+      case 'default':
+        _signer = new TypedDataVersionedSigner(signer)
+        break
       case 'v3':
-        _signer = new TypedDataV3Signer(signer)
+        _signer = new TypedDataVersionedSigner(signer, 'v3')
         break
       case 'int_v4':
         _signer = new IntChainIdTypedDataV4Signer(signer)
@@ -173,6 +176,8 @@ async function _signPayload(
       // with other methods...
       switch (signingMethod) {
         case 'v4':
+          return _signPayload(payload, signFn, signer, 'default')
+        case 'default':
           return _signPayload(payload, signFn, signer, 'v3')
         case 'v3':
           return _signPayload(payload, signFn, signer, 'eth_sign')
diff --git a/src/custom/utils/trade.ts b/src/custom/utils/trade.ts
index fea92f03c1..017038d6f3 100644
--- a/src/custom/utils/trade.ts
+++ b/src/custom/utils/trade.ts
@@ -9,7 +9,7 @@ import { Signer } from '@ethersproject/abstract-signer'
 import { RADIX_DECIMAL, AMOUNT_PRECISION } from 'constants/index'
 import { SupportedChainId as ChainId } from 'constants/chains'
 import { formatSmart } from 'utils/format'
-import { SigningScheme } from '@gnosis.pm/gp-v2-contracts'
+import { SigningScheme } from '@cowprotocol/contracts'
 import { getTrades, getProfileData } from 'api/gnosisProtocol/api'
 
 export interface PostOrderParams {
diff --git a/src/custom/writeVersion.js b/src/custom/writeVersion.js
index 85a981ac26..a1af5da8f9 100644
--- a/src/custom/writeVersion.js
+++ b/src/custom/writeVersion.js
@@ -1,7 +1,7 @@
 /* eslint-disable @typescript-eslint/no-var-requires */
 const fs = require('fs')
 const { version: WEB_VERSION } = require('../../package.json')
-const { version: CONTRACTS_VERSION } = require('@gnosis.pm/gp-v2-contracts/package.json')
+const { version: CONTRACTS_VERSION } = require('@cowprotocol/contracts/package.json')
 
 const OUTPUT_FILE = 'public/version.json'
 
diff --git a/yarn.lock b/yarn.lock
index 97ef7c8d65..0c1d882a4b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1160,6 +1160,11 @@
     exec-sh "^0.3.2"
     minimist "^1.2.0"
 
+"@cowprotocol/contracts@^1.1.3-RC.0":
+  version "1.1.3-RC.0"
+  resolved "https://registry.yarnpkg.com/@cowprotocol/contracts/-/contracts-1.1.3-RC.0.tgz#23c400a7cbf50c1c2e7dca317a0b2940975b6867"
+  integrity sha512-WwPvBKbBvRIj/W3I1/8yJPh0DLMx8EoDw/MTpF07rDq2W0QQ1r9GXq+GWIclt5Rcw7ZGwZMRlnM3XOYEWA+qpg==
+
 "@craco/craco@^5.7.0":
   version "5.9.0"
   resolved "https://registry.yarnpkg.com/@craco/craco/-/craco-5.9.0.tgz#dcd34330b558596a4841374743071b7fa041dce9"
@@ -2142,11 +2147,6 @@
     "@gnosis.pm/dex-contracts" "^0.5.0"
     bignumber.js "^9.0.2"
 
-"@gnosis.pm/gp-v2-contracts@^1.1.2":
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/@gnosis.pm/gp-v2-contracts/-/gp-v2-contracts-1.1.2.tgz#0453bb097377dc63cf46ee195f7e521d429f7e22"
-  integrity sha512-BvZMNS+fwITb+qs+trs2fyvYksa6MPjjLze9AOXPnvcKVYFEGwG6cfsecBswEMo+xevLIQNDyF7HZRhN7ply8w==
-
 "@gnosis.pm/safe-apps-provider@0.9.3":
   version "0.9.3"
   resolved "https://registry.yarnpkg.com/@gnosis.pm/safe-apps-provider/-/safe-apps-provider-0.9.3.tgz#d8913b0f8abc15fdca229571eefc5f9385c82ea7"